{"license":"https://creativecommons.org/licenses/by/4.0/","dataset":"atlas","updatedThrough":"2026-08-15","guardrail":"The atlas exposes only relationships declared in the current public data. A link or issue grouping does not make unlike measures comparable, establish ownership or control, define an antitrust market, assign liability, or show that a policy event caused an economic outcome.","filters":{"depth":2,"edgeType":"all","edgeTypeMatched":true,"focus":"market:mkt-fixed-broadband","focusMatched":true,"kind":"all","kindMatched":true,"layer":"all","layerMatched":true,"query":"","view":"network"},"summary":{"nodeCount":5478,"edgeCount":19193,"sourceCount":45,"profileCount":5433,"nodeKindCount":13,"layerCount":4,"eligibleEdgeCount":19193,"matchedNodeCount":46,"plottedEdgeCount":84,"plottedNodeCount":46,"hiddenNodeCount":0,"directNeighborCount":7},"focusNode":{"id":"market:mkt-fixed-broadband","kind":"market","label":"U.S. residential fixed broadband access","shortLabel":"Fixed broadband","description":"Residential fixed-internet competition using FCC-reported HHI for connections of at least 100 Mbps downstream and 20 Mbps upstream. The profile publishes annual December national anchors and links to the same-source state, county, and census-tract median series without treating those geographic summaries as one market.","href":"/markets/us-fixed-broadband-access","metricLabel":"Latest HHI","metricValue":"1,501","detail":"United States / separately reported state, county, and census-tract summaries / 2024","status":"verified","year":2024,"color":"#14b8a6","searchText":"u.s. residential fixed broadband access fixed broadband telecommunications united states / separately reported state, county, and census-tract summaries residential fixed-internet competition using fcc-reported hhi for connections of at least 100 mbps downstream and 20 mbps upstream. the profile publishes annual december national anchors and links to the same-source state, county, and census-tract median series without treating those geographic summaries as one market.","connectionCount":7},"nodes":[{"id":"market:mkt-fixed-broadband","kind":"market","label":"U.S. residential fixed broadband access","shortLabel":"Fixed broadband","description":"Residential fixed-internet competition using FCC-reported HHI for connections of at least 100 Mbps downstream and 20 Mbps upstream. The profile publishes annual December national anchors and links to the same-source state, county, and census-tract median series without treating those geographic summaries as one market.","href":"/markets/us-fixed-broadband-access","metricLabel":"Latest HHI","metricValue":"1,501","detail":"United States / separately reported state, county, and census-tract summaries / 2024","status":"verified","year":2024,"color":"#14b8a6","searchText":"u.s. residential fixed broadband access fixed broadband telecommunications united states / separately reported state, county, and census-tract summaries residential fixed-internet competition using fcc-reported hhi for connections of at least 100 mbps downstream and 20 mbps upstream. the profile publishes annual december national anchors and links to the same-source state, county, and census-tract median series without treating those geographic summaries as one market.","connectionCount":7,"distance":0,"labelVisible":true,"radius":20,"x":450,"y":260},{"id":"industry:517111","kind":"industry","label":"Wired telecommunications carriers","shortLabel":"517111 Wired telecommu...","description":"2022 Economic Census employer-firm concentration screen for NAICS 517111.","href":"/industries/517111","metricLabel":"Revenue HHI","metricValue":"1,285.9","detail":"3.4K firms / 322.7B revenue","status":"published","year":2022,"color":"#f59e0b","searchText":"517111 wired telecommunications carriers 51","connectionCount":5,"x":450,"y":112,"distance":1,"radius":11,"labelVisible":true},{"id":"issue:communications-infrastructure","kind":"issue","label":"Communications infrastructure","shortLabel":"Communications","description":"Where do local communications concentration, network access, switching, and investment constrain rivalry across separately measured wireless and fixed systems?","href":"/issues/communications-infrastructure","metricLabel":"Bounded markets","metricValue":"2","detail":"2 separately defined markets / editorial research program","status":"issue program","year":2024,"color":"#c026d3","searchText":"communications infrastructure communications wireless, fixed access, geography, and entry the program connects two separately bounded fcc concentration systems: mobile wireless hhi weighted across economic areas and fixed-broadband hhi reported nationally and as state, county, and census-tract medians. where do local communications concentration, network access, switching, and investment constrain rivalry across separately measured wireless and fixed systems? how does concentration vary across economic areas, states, counties, census tracts, service tiers, and consumer segments behind the published summaries? which provider-level shares, spectrum, wholesale access, switching, deployment, price, quality, and network-investment records explain entry conditions over time? what evidence distinguishes merger remedies, deployment programs, and regulatory changes from durable competitive outcomes? u.s. mobile wireless service wireless service telecommunications u.s. residential fixed broadband access fixed broadband telecommunications","connectionCount":4,"x":565.711,"y":167.724,"distance":1,"radius":11,"labelVisible":true},{"id":"indicator:market-hhi","kind":"indicator","label":"Tracked market HHI","shortLabel":"Market HHI","description":"Source-reported or reproducibly calculated HHI anchors from documented market profiles.","href":"/indicators/market-hhi","metricLabel":"Observation rows","metricValue":"26","detail":"8 entities / 2017-2026","status":"markets","year":2026,"color":"#06b6d4","searchText":"market-hhi tracked market hhi market hhi source-reported or reproducibly calculated hhi anchors from documented market profiles. markets hhi (0-10,000)","connectionCount":23,"x":594.289,"y":292.933,"distance":1,"radius":11,"labelVisible":true},{"id":"report:insight-market-change-field","kind":"report","label":"Latest market-structure signals moved in both directions.","shortLabel":"Market change field","description":"Fifteen HHI, CR4, and leading-share comparisons preserve their own product boundary, denominator, source, and observed interval. The direction count is an inventory, not a vote about competition. HHI points, CR4 points, and leading-share points across different products and periods are not pooled or ranked.","href":"/insights/market-structure-change-field","metricLabel":"Exact signals","metricValue":"15","detail":"AR-CI-2026-01 / Domain readout","status":"current insight","year":2026,"color":"#6366f1","searchText":"latest market-structure signals moved in both directions. market change field fifteen hhi, cr4, and leading-share comparisons preserve their own product boundary, denominator, source, and observed interval. defined markets domain readout ar-ci-2026-01 the current market field is split. across 15 exact latest-to-prior rows, 8 increased, 7 decreased. the count says only how many bounded comparisons point each way. digital usage screens diverged. social referrals moved from 3,804 in 2025 to 4,995 in 2026 (+1,191.0 hhi points). search engines moved from 7,589 in 2025 to 7,359 in 2026 (-230.0 hhi points). mobile operating systems moved from 5,094 in 2025 to 5,337 in 2026 (+243.0 hhi points). browsers moved from 3,720 in 2025 to 3,612 in 2026 (-108.0 hhi points). each usage system has a separate denominator and remains analytically independent. other market intervals use different clocks. beef meatpacking moved from 81.0% in 1995 to 85.0% in 2019 (+4.00 percentage points). fixed broadband moved from 1,195 in 2023 to 1,501 in 2024 (+306.0 hhi points). wireless service moved from 3,596 in 2021 to 3,550 in 2023 (-46.0 hhi points). their unequal intervals are displayed, not annualized. beef meatpacking four-participant concentration ratio browsers four-participant concentration ratio browsers herfindahl-hirschman index browsers leading-participant share fixed broadband herfindahl-hirschman index mobile operating systems four-participant concentration ratio mobile operating systems herfindahl-hirschman index mobile operating systems leading-participant share search engines four-participant concentration ratio search engines herfindahl-hirschman index search engines leading-participant share social referrals four-participant concentration ratio social referrals herfindahl-hirschman index social referrals leading-participant share wireless service herfindahl-hirschman index u.s. steer and heifer purchases by beef packers u.s. browser usage u.s. residential fixed broadband access u.s. mobile operating-system web usage u.s. search engine usage u.s. social-media referral traffic u.s. mobile wireless service","connectionCount":15,"x":514.215,"y":393.343,"distance":1,"radius":11,"labelVisible":true},{"id":"report:rep-fixed-broadband-geography","kind":"report","label":"Fixed Broadband Concentration Across Geographic Scales, 2020-2024","shortLabel":"Fixed Broadband Concent...","description":"A source-backed research brief on nine FCC fixed-broadband reporting periods, the divergent paths of national and subnational median HHI, and the public evidence needed to move from geographic screens to mechanisms and outcomes.","href":"/reports/fixed-broadband-geographic-concentration-2020-2024","metricLabel":"Evidence sources","metricValue":"1","detail":"1 linked market","status":"published","year":2026,"color":"#6366f1","searchText":"fixed broadband concentration across geographic scales, 2020-2024 national hhi rose while median state, county, and census-tract concentration fell a source-backed research brief on nine fcc fixed-broadband reporting periods, the divergent paths of national and subnational median hhi, and the public evidence needed to move from geographic screens to mechanisms and outcomes. a four-scale fcc concentration history showing why a rising national hhi and falling subnational medians must be read together without converting them into one market. federal communications commission internet access services figure 5, covering nine semiannual reporting periods from december 2020 through december 2024 for residential fixed connections meeting the 100/20 mbps threshold. the packet preserves the national hhi and medians of separately calculated state, county, and census-tract hhis as distinct geographic summaries.","connectionCount":4,"x":385.785,"y":393.343,"distance":1,"radius":11,"labelVisible":true},{"id":"source:bls-cpi-public-data-2026","kind":"source","label":"Consumer Price Index, U.S. city average monthly series","shortLabel":"U.S. Bureau of Labor...","description":"Official non-seasonally-adjusted monthly Consumer Price Index series for nine U.S. city average item universes from January 2017 through July 2026, including publisher-declared and unreturned monthly gaps.","href":"/sources/bls-cpi-public-data-2026","metricLabel":"Access date","metricValue":"2026-08-13","detail":"U.S. Bureau of Labor Statistics","status":"public dataset","year":2026,"color":"#64748b","searchText":"bls-cpi-public-data-2026 consumer price index, u.s. city average monthly series u.s. bureau of labor statistics official non-seasonally-adjusted monthly consumer price index series for nine u.s. city average item universes from january 2017 through july 2026, including publisher-declared and unreturned monthly gaps. u.s. bureau of labor statistics, consumer price index public data, u.s. city average monthly series, accessed august 13 2026. public_dataset","connectionCount":10,"x":305.711,"y":292.933,"distance":1,"radius":11,"labelVisible":true},{"id":"source:fcc-internet-access-dec-2024","kind":"source","label":"Internet Access Services: Status as of December 31 2024","shortLabel":"Federal Communication...","description":"FCC statistical report publishing national and median state county and census-tract HHI for residential fixed connections of at least 100 Mbps downstream and 20 Mbps upstream from December 2020 through December 2024.","href":"/sources/fcc-internet-access-dec-2024","metricLabel":"Access date","metricValue":"2026-07-21","detail":"Federal Communications Commission","status":"agency report","year":2026,"color":"#64748b","searchText":"fcc-internet-access-dec-2024 internet access services: status as of december 31 2024 federal communications commission fcc statistical report publishing national and median state county and census-tract hhi for residential fixed connections of at least 100 mbps downstream and 20 mbps upstream from december 2020 through december 2024. federal communications commission, internet access services: status as of december 31, 2024, figure 5, published 2026. agency_report","connectionCount":7,"x":334.289,"y":167.724,"distance":1,"radius":11,"labelVisible":true},{"id":"market:mkt-browser","kind":"market","label":"U.S. browser usage","shortLabel":"Browsers","description":"All-platform U.S. browser usage share from StatCounter Global Stats for April 2026. The profile tracks browser usage concentration, not browser advertising or operating-system tying questions.","href":"/markets/us-browser-usage","metricLabel":"Latest HHI","metricValue":"3,612","detail":"United States / 2026","status":"estimated_public","year":2026,"color":"#14b8a6","searchText":"u.s. browser usage browsers software united states all-platform u.s. browser usage share from statcounter global stats for april 2026. the profile tracks browser usage concentration, not browser advertising or operating-system tying questions.","connectionCount":21,"x":468.874,"y":50.85,"distance":2,"radius":8,"labelVisible":false},{"id":"market:mkt-airlines","kind":"market","label":"U.S. domestic airline passengers","shortLabel":"Domestic airlines","description":"Domestic scheduled airline passenger market share based on BTS TranStats for the 12 months ending February 2026. The profile withholds HHI because the public table includes an aggregated Other category.","href":"/markets/us-airline-domestic-passengers","metricLabel":"HHI status","metricValue":"Withheld","detail":"United States / 2026","status":"incomplete","year":2026,"color":"#14b8a6","searchText":"u.s. domestic airline passengers domestic airlines transportation united states domestic scheduled airline passenger market share based on bts transtats for the 12 months ending february 2026. the profile withholds hhi because the public table includes an aggregated other category.","connectionCount":21,"x":527.034,"y":64.64,"distance":2,"radius":8,"labelVisible":false},{"id":"market:mkt-search","kind":"market","label":"U.S. search engine usage","shortLabel":"Search engines","description":"All-platform U.S. search engine usage share from StatCounter Global Stats for April 2026. The market is an observed usage-share proxy, not search advertising revenue.","href":"/markets/us-search-engine-usage","metricLabel":"Latest HHI","metricValue":"7,359","detail":"United States / 2026","status":"estimated_public","year":2026,"color":"#14b8a6","searchText":"u.s. search engine usage search engines digital platforms united states all-platform u.s. search engine usage share from statcounter global stats for april 2026. the market is an observed usage-share proxy, not search advertising revenue.","connectionCount":21,"x":578.953,"y":94.256,"distance":2,"radius":8,"labelVisible":false},{"id":"market:mkt-social-referral","kind":"market","label":"U.S. social-media referral traffic","shortLabel":"Social referrals","description":"Social-platform concentration based on U.S. page views referred from social-media sites to StatCounter-tracked websites in April 2023-April 2026. The series measures outbound referral traffic, not platform users, time spent, advertising revenue, engagement, or an antitrust market.","href":"/markets/us-social-media-referral-traffic","metricLabel":"Latest HHI","metricValue":"4,995","detail":"United States / 2026","status":"estimated_public","year":2026,"color":"#14b8a6","searchText":"u.s. social-media referral traffic social referrals digital platforms united states social-platform concentration based on u.s. page views referred from social-media sites to statcounter-tracked websites in april 2023-april 2026. the series measures outbound referral traffic, not platform users, time spent, advertising revenue, engagement, or an antitrust market.","connectionCount":21,"x":620.425,"y":137.3,"distance":2,"radius":8,"labelVisible":false},{"id":"market:mkt-mobile-os","kind":"market","label":"U.S. mobile operating-system web usage","shortLabel":"Mobile operating systems","description":"Mobile operating-system concentration based on the operating systems detected in U.S. mobile page views measured by StatCounter in April 2023-April 2026. The series is a public web-usage proxy rather than device sales, installed base, app-store activity, or operating-system revenue.","href":"/markets/us-mobile-operating-system-usage","metricLabel":"Latest HHI","metricValue":"5,337","detail":"United States / 2026","status":"estimated_public","year":2026,"color":"#14b8a6","searchText":"u.s. mobile operating-system web usage mobile operating systems digital platforms united states mobile operating-system concentration based on the operating systems detected in u.s. mobile page views measured by statcounter in april 2023-april 2026. the series is a public web-usage proxy rather than device sales, installed base, app-store activity, or operating-system revenue.","connectionCount":18,"x":648.09,"y":190.285,"distance":2,"radius":8,"labelVisible":false},{"id":"market:mkt-ai-chatbot","kind":"market","label":"U.S. generative AI assistant usage","shortLabel":"AI assistants","description":"Consumer generative AI assistant usage concentration from StatCounter Global Stats for May 2026. The market tracks which AI chatbots people use across StatCounter-tracked assistants, an observed usage-share proxy rather than revenue, total user counts, or the broader AI supply chain of chips and cloud.","href":"/markets/us-ai-assistant-usage","metricLabel":"Latest HHI","metricValue":"4,804","detail":"United States / 2026","status":"estimated_public","year":2026,"color":"#14b8a6","searchText":"u.s. generative ai assistant usage ai assistants digital platforms united states consumer generative ai assistant usage concentration from statcounter global stats for may 2026. the market tracks which ai chatbots people use across statcounter-tracked assistants, an observed usage-share proxy rather than revenue, total user counts, or the broader ai supply chain of chips and cloud.","connectionCount":16,"x":659.707,"y":248.917,"distance":2,"radius":8,"labelVisible":false},{"id":"market:mkt-housing","kind":"market","label":"U.S. rental housing access","shortLabel":"Rental housing","description":"Rental housing access profile combining national affordability and supply stress with selected public evidence on institutional single-family rental ownership. HHI is withheld because housing competition is local and the public record does not provide firm-level rental market shares across comparable local markets.","href":"/markets/us-rental-housing-access","metricLabel":"HHI status","metricValue":"Withheld","detail":"United States / local housing markets / 2026","status":"incomplete","year":2026,"color":"#14b8a6","searchText":"u.s. rental housing access rental housing real estate united states / local housing markets rental housing access profile combining national affordability and supply stress with selected public evidence on institutional single-family rental ownership. hhi is withheld because housing competition is local and the public record does not provide firm-level rental market shares across comparable local markets.","connectionCount":11,"x":654.335,"y":308.448,"distance":2,"radius":8,"labelVisible":false},{"id":"market:mkt-wireless","kind":"market","label":"U.S. mobile wireless service","shortLabel":"Wireless service","description":"Mobile wireless service competition using FCC-reported weighted average HHI by economic area. Firm-level shares are not shown because the FCC report publishes the concentration metric rather than a full public carrier share table.","href":"/markets/us-mobile-wireless-service","metricLabel":"Latest HHI","metricValue":"3,550","detail":"United States / 2023","status":"verified","year":2023,"color":"#14b8a6","searchText":"u.s. mobile wireless service wireless service telecommunications united states mobile wireless service competition using fcc-reported weighted average hhi by economic area. firm-level shares are not shown because the fcc report publishes the concentration metric rather than a full public carrier share table.","connectionCount":10,"x":632.409,"y":364.053,"distance":2,"radius":8,"labelVisible":false},{"id":"market:mkt-pbm","kind":"market","label":"U.S. pharmacy benefit management","shortLabel":"PBMs","description":"Pharmacy benefit management services profile based on FTC public findings. The FTC reports top-three and top-six aggregate shares but not enough individual PBM market shares in the public press-release record to compute HHI.","href":"/markets/us-pharmacy-benefit-management","metricLabel":"HHI status","metricValue":"Withheld","detail":"United States / 2023","status":"incomplete","year":2023,"color":"#14b8a6","searchText":"u.s. pharmacy benefit management pbms health care united states pharmacy benefit management services profile based on ftc public findings. the ftc reports top-three and top-six aggregate shares but not enough individual pbm market shares in the public press-release record to compute hhi.","connectionCount":10,"x":595.705,"y":411.229,"distance":2,"radius":8,"labelVisible":false},{"id":"market:mkt-meatpacking","kind":"market","label":"U.S. steer and heifer purchases by beef packers","shortLabel":"Beef meatpacking","description":"Buyer-side meatpacking concentration using USDA-reported shares of U.S. steer and heifer purchases handled by the four largest beef packers. The profile preserves the national CR4 history but withholds HHI because the public source does not publish individual packer shares.","href":"/markets/us-steer-heifer-meatpacking-purchases","metricLabel":"HHI status","metricValue":"Withheld","detail":"United States / regional cattle procurement markets / 2019","status":"incomplete","year":2019,"color":"#14b8a6","searchText":"u.s. steer and heifer purchases by beef packers beef meatpacking food and agriculture united states / regional cattle procurement markets buyer-side meatpacking concentration using usda-reported shares of u.s. steer and heifer purchases handled by the four largest beef packers. the profile preserves the national cr4 history but withholds hhi because the public source does not publish individual packer shares.","connectionCount":9,"x":547.197,"y":446.153,"distance":2,"radius":8,"labelVisible":false},{"id":"market:mkt-individual-insurance","kind":"market","label":"U.S. ACA individual health insurance","shortLabel":"Individual insurance","description":"Individual health-insurance concentration using KFF's 2024 source-reported national and state measures for the ACA-regulated individual market. The profile anchors the national HHI and links to 51 separately reported state and District of Columbia screens without extending the evidence to employer insurance, Medicare, Medicaid, or every insurance product.","href":"/markets/us-aca-individual-health-insurance","metricLabel":"Latest HHI","metricValue":"3,650","detail":"United States / separately reported state and District of Columbia markets / 2024","status":"estimated_public","year":2024,"color":"#14b8a6","searchText":"u.s. aca individual health insurance individual insurance health insurance united states / separately reported state and district of columbia markets individual health-insurance concentration using kff's 2024 source-reported national and state measures for the aca-regulated individual market. the profile anchors the national hhi and links to 51 separately reported state and district of columbia screens without extending the evidence to employer insurance, medicare, medicaid, or every insurance product.","connectionCount":6,"x":490.814,"y":465.996,"distance":2,"radius":8,"labelVisible":false},{"id":"industry:51711","kind":"industry","label":"Wired and wireless telecommunications carriers (except satellite)","shortLabel":"51711 Wired and wirele...","description":"2022 Economic Census employer-firm concentration screen for NAICS 51711.","href":"/industries/51711","metricLabel":"Revenue HHI","metricValue":"1,467.8","detail":"4.6K firms / 605.7B revenue","status":"published","year":2022,"color":"#f59e0b","searchText":"51711 wired and wireless telecommunications carriers (except satellite) 51","connectionCount":4,"x":431.126,"y":469.15,"distance":2,"radius":8,"labelVisible":false},{"id":"topic:market-structure","kind":"topic","label":"Market Structure","shortLabel":"Market Structure","description":"Where is market power concentrated, how is structure changing, and which competitive mechanism still needs to be tested?","href":"/research/topics/market-structure","metricLabel":"Publication memberships","metricValue":"9","detail":"AR-T01 / 6 issue programs / 5 evidence lanes","status":"institutional research topic","year":2026,"color":"#ea580c","searchText":"ar-t01 market structure markets where is market power concentrated, how is structure changing, and which competitive mechanism still needs to be tested? connect definition-bound concentration measures, participant shares, historical movement, and public research questions without collapsing unlike markets into one score. a concentration measure is a screen inside its stated product, geography, denominator, and period. it is not by itself proof of market power, harm, causation, liability, or the correct legal market. comparable participant shares, entry and exit, switching, price, quality, capacity, transactions, and stable market-definition records. researchers, journalists, enforcement staff, and public officials ar-sc-2026-01 the u.s. competition landscape ar-mm-2026-01 how hhi helps explain market concentration ar-rb-2026-02 five digital gateways ar-rb-2026-01 beef meatpacking buyer power ar-rb-2026-03 state banking structure, 2015-2025 ar-rb-2026-06 fixed broadband concentration across geographic scales, 2020-2024 ar-rb-2026-07 state individual insurance concentration, 2024 ar-ci-2026-01 latest market-structure signals moved in both directions. ar-ci-2026-02 four digital usage systems traced four different structural paths.","connectionCount":30,"x":372.966,"y":455.36,"distance":2,"radius":8,"labelVisible":false},{"id":"topic:geographic-competition","kind":"topic","label":"Geographic Competition","shortLabel":"Geographic Competition","description":"How does competitive structure vary across national, state, county, tract, route, and other local frames?","href":"/research/topics/geographic-competition","metricLabel":"Publication memberships","metricValue":"7","detail":"AR-T04 / 4 issue programs / 5 evidence lanes","status":"institutional research topic","year":2026,"color":"#ea580c","searchText":"ar-t04 geographic competition places how does competitive structure vary across national, state, county, tract, route, and other local frames? connect place-based concentration screens to their exact geography, source vintage, ownership rules, and local-market research needs. a statewide, county, tract, or national screen does not establish a legal geographic market. medians of local hhis are not interchangeable with one national hhi. area-level shares and distributions, ownership and entry histories, local prices and quality, commuting or procurement patterns, capacity, switching, and stable geographic definitions. local officials, researchers, journalists, and community advocates ar-sc-2026-01 the u.s. competition landscape ar-dn-2026-02 housing competition needs local ownership data ar-rb-2026-03 state banking structure, 2015-2025 ar-rb-2026-06 fixed broadband concentration across geographic scales, 2020-2024 ar-rb-2026-07 state individual insurance concentration, 2024 ar-ci-2026-04 geographic concentration screens point in different directions at different scales. ar-ci-2026-05 national fixed-broadband hhi rose while three geographic medians fell.","connectionCount":17,"x":321.047,"y":425.744,"distance":2,"radius":8,"labelVisible":false},{"id":"question:market-hhi:us-browser-usage","kind":"question","label":"Which entry, exit, share, switching, price, quality, or capacity evidence can explain the movement inside this exact market boundary?","shortLabel":"Browsers: Herfindahl-Hirs...","description":"Browsers moved from 3,720 in 2025 to 3,612 in 2026 (-108.0 HHI points). The latest encoded HHI anchor is lower within this documented market series. The change alone does not identify a cause or establish competitive harm.","href":"/research/agenda/market-hhi--us-browser-usage","metricLabel":"Herfindahl-Hirschman Index","metricValue":"3,612","detail":"Q32 / Mechanism / 2026","status":"decreased / estimated public","year":2026,"color":"#65a30d","searchText":"market-hhi:us-browser-usage which entry, exit, share, switching, price, quality, or capacity evidence can explain the movement inside this exact market boundary? browsers market-hhi herfindahl-hirschman index market mechanism test entry, exit, switching, price, quality, capacity, and share pathways inside the declared market boundary. browsers moved from 3,720 in 2025 to 3,612 in 2026 (-108.0 hhi points). the latest encoded hhi anchor is lower within this documented market series. the change alone does not identify a cause or establish competitive harm. entry and exit chronology for the same product and geographic boundary. participant shares at both observed anchors, including acquisitions and denominator changes. switching, price, quality, output, and capacity records covering the comparison window. method documentation confirming the market boundary and measurement basis across both anchors.","connectionCount":3,"x":279.575,"y":382.7,"distance":2,"radius":8,"labelVisible":false},{"id":"question:market-hhi:us-mobile-operating-system-usage","kind":"question","label":"Which entry, exit, share, switching, price, quality, or capacity evidence can explain the movement inside this exact market boundary?","shortLabel":"Mobile operating systems:...","description":"Mobile operating systems moved from 5,094 in 2025 to 5,337 in 2026 (+243.0 HHI points). The latest encoded HHI anchor is higher within this documented market series. The change alone does not identify a cause or establish competitive harm.","href":"/research/agenda/market-hhi--us-mobile-operating-system-usage","metricLabel":"Herfindahl-Hirschman Index","metricValue":"5,337","detail":"Q36 / Mechanism / 2026","status":"increased / estimated public","year":2026,"color":"#65a30d","searchText":"market-hhi:us-mobile-operating-system-usage which entry, exit, share, switching, price, quality, or capacity evidence can explain the movement inside this exact market boundary? mobile operating systems market-hhi herfindahl-hirschman index market mechanism test entry, exit, switching, price, quality, capacity, and share pathways inside the declared market boundary. mobile operating systems moved from 5,094 in 2025 to 5,337 in 2026 (+243.0 hhi points). the latest encoded hhi anchor is higher within this documented market series. the change alone does not identify a cause or establish competitive harm. entry and exit chronology for the same product and geographic boundary. participant shares at both observed anchors, including acquisitions and denominator changes. switching, price, quality, output, and capacity records covering the comparison window. method documentation confirming the market boundary and measurement basis across both anchors.","connectionCount":3,"x":251.91,"y":329.715,"distance":2,"radius":8,"labelVisible":false},{"id":"question:market-hhi:us-search-engine-usage","kind":"question","label":"Which entry, exit, share, switching, price, quality, or capacity evidence can explain the movement inside this exact market boundary?","shortLabel":"Search engines: Herfindah...","description":"Search engines moved from 7,589 in 2025 to 7,359 in 2026 (-230.0 HHI points). The latest encoded HHI anchor is lower within this documented market series. The change alone does not identify a cause or establish competitive harm.","href":"/research/agenda/market-hhi--us-search-engine-usage","metricLabel":"Herfindahl-Hirschman Index","metricValue":"7,359","detail":"Q39 / Mechanism / 2026","status":"decreased / estimated public","year":2026,"color":"#65a30d","searchText":"market-hhi:us-search-engine-usage which entry, exit, share, switching, price, quality, or capacity evidence can explain the movement inside this exact market boundary? search engines market-hhi herfindahl-hirschman index market mechanism test entry, exit, switching, price, quality, capacity, and share pathways inside the declared market boundary. search engines moved from 7,589 in 2025 to 7,359 in 2026 (-230.0 hhi points). the latest encoded hhi anchor is lower within this documented market series. the change alone does not identify a cause or establish competitive harm. entry and exit chronology for the same product and geographic boundary. participant shares at both observed anchors, including acquisitions and denominator changes. switching, price, quality, output, and capacity records covering the comparison window. method documentation confirming the market boundary and measurement basis across both anchors.","connectionCount":3,"x":240.293,"y":271.083,"distance":2,"radius":8,"labelVisible":false},{"id":"question:market-hhi:us-social-media-referral-traffic","kind":"question","label":"Which entry, exit, share, switching, price, quality, or capacity evidence can explain the movement inside this exact market boundary?","shortLabel":"Social referrals: Herfind...","description":"Social referrals moved from 3,804 in 2025 to 4,995 in 2026 (+1,191.0 HHI points). The latest encoded HHI anchor is higher within this documented market series. The change alone does not identify a cause or establish competitive harm.","href":"/research/agenda/market-hhi--us-social-media-referral-traffic","metricLabel":"Herfindahl-Hirschman Index","metricValue":"4,995","detail":"Q42 / Mechanism / 2026","status":"increased / estimated public","year":2026,"color":"#65a30d","searchText":"market-hhi:us-social-media-referral-traffic which entry, exit, share, switching, price, quality, or capacity evidence can explain the movement inside this exact market boundary? social referrals market-hhi herfindahl-hirschman index market mechanism test entry, exit, switching, price, quality, capacity, and share pathways inside the declared market boundary. social referrals moved from 3,804 in 2025 to 4,995 in 2026 (+1,191.0 hhi points). the latest encoded hhi anchor is higher within this documented market series. the change alone does not identify a cause or establish competitive harm. entry and exit chronology for the same product and geographic boundary. participant shares at both observed anchors, including acquisitions and denominator changes. switching, price, quality, output, and capacity records covering the comparison window. method documentation confirming the market boundary and measurement basis across both anchors.","connectionCount":3,"x":245.665,"y":211.552,"distance":2,"radius":8,"labelVisible":false},{"id":"question:market-hhi:us-fixed-broadband-access","kind":"question","label":"Which entry, exit, share, switching, price, quality, or capacity evidence can explain the movement inside this exact market boundary?","shortLabel":"Fixed broadband: Herfinda...","description":"Fixed broadband moved from 1,195 in 2023 to 1,501 in 2024 (+306.0 HHI points). The latest encoded HHI anchor is higher within this documented market series. The change alone does not identify a cause or establish competitive harm.","href":"/research/agenda/market-hhi--us-fixed-broadband-access","metricLabel":"Herfindahl-Hirschman Index","metricValue":"1,501","detail":"Q34 / Mechanism / 2024","status":"increased / verified","year":2024,"color":"#65a30d","searchText":"market-hhi:us-fixed-broadband-access which entry, exit, share, switching, price, quality, or capacity evidence can explain the movement inside this exact market boundary? fixed broadband market-hhi herfindahl-hirschman index market mechanism test entry, exit, switching, price, quality, capacity, and share pathways inside the declared market boundary. fixed broadband moved from 1,195 in 2023 to 1,501 in 2024 (+306.0 hhi points). the latest encoded hhi anchor is higher within this documented market series. the change alone does not identify a cause or establish competitive harm. entry and exit chronology for the same product and geographic boundary. participant shares at both observed anchors, including acquisitions and denominator changes. switching, price, quality, output, and capacity records covering the comparison window. method documentation confirming the market boundary and measurement basis across both anchors.","connectionCount":2,"x":267.591,"y":155.947,"distance":2,"radius":8,"labelVisible":false},{"id":"question:market-hhi:us-mobile-wireless-service","kind":"question","label":"Which entry, exit, share, switching, price, quality, or capacity evidence can explain the movement inside this exact market boundary?","shortLabel":"Wireless service: Herfind...","description":"Wireless service moved from 3,596 in 2021 to 3,550 in 2023 (-46.0 HHI points). The latest encoded HHI anchor is lower within this documented market series. The change alone does not identify a cause or establish competitive harm.","href":"/research/agenda/market-hhi--us-mobile-wireless-service","metricLabel":"Herfindahl-Hirschman Index","metricValue":"3,550","detail":"Q44 / Mechanism / 2023","status":"decreased / verified","year":2023,"color":"#65a30d","searchText":"market-hhi:us-mobile-wireless-service which entry, exit, share, switching, price, quality, or capacity evidence can explain the movement inside this exact market boundary? wireless service market-hhi herfindahl-hirschman index market mechanism test entry, exit, switching, price, quality, capacity, and share pathways inside the declared market boundary. wireless service moved from 3,596 in 2021 to 3,550 in 2023 (-46.0 hhi points). the latest encoded hhi anchor is lower within this documented market series. the change alone does not identify a cause or establish competitive harm. entry and exit chronology for the same product and geographic boundary. participant shares at both observed anchors, including acquisitions and denominator changes. switching, price, quality, output, and capacity records covering the comparison window. method documentation confirming the market boundary and measurement basis across both anchors.","connectionCount":2,"x":304.295,"y":108.771,"distance":2,"radius":8,"labelVisible":false},{"id":"geography:US-ECONOMY","kind":"geography","label":"United States Competition Profile","shortLabel":"U.S. economy","description":"Canonical national profile preserving seven separately scaled public evidence systems and fourteen native-period economic signals.","href":"/economy","metricLabel":"National context systems","metricValue":"7","detail":"14 signals / 872 exact readings","status":"source-separated national context","year":2026,"color":"#22c55e","searchText":"united states usa u.s. economy competition profile national economic context consumer prices labor-market flows employment and earnings productivity and labor costs labor share and compensation business dynamism merger-review pipeline all-items consumer prices rent of primary residence total nonfarm job openings rate total nonfarm quits rate total private payroll employment total private average hourly earnings nonfarm business labor productivity nonfarm business unit labor costs nonfarm business labor share nonfarm business real hourly compensation national establishment entry rate national net job creation rate hsr transactions reported hsr second request rate","connectionCount":77,"x":352.803,"y":73.847,"distance":2,"radius":8,"labelVisible":false},{"id":"indicator:industry-cr4","kind":"indicator","label":"Detailed industry CR4","shortLabel":"Industry CR4","description":"Four-firm share of industry value for six-digit 2022 NAICS industries.","href":"/indicators/industry-cr4","metricLabel":"Observation rows","metricValue":"897","detail":"897 entities / 2022-2022","status":"industries","year":2022,"color":"#06b6d4","searchText":"industry-cr4 detailed industry cr4 industry cr4 four-firm share of industry value for six-digit 2022 naics industries. industries percent","connectionCount":898,"x":409.186,"y":54.004,"distance":2,"radius":8,"labelVisible":false},{"id":"indicator:industry-hhi","kind":"indicator","label":"Detailed industry HHI","shortLabel":"Industry HHI","description":"Published HHI for six-digit 2022 NAICS industries in the Economic Census.","href":"/indicators/industry-hhi","metricLabel":"Observation rows","metricValue":"679","detail":"679 entities / 2022-2022","status":"industries","year":2022,"color":"#06b6d4","searchText":"industry-hhi detailed industry hhi industry hhi published hhi for six-digit 2022 naics industries in the economic census. industries hhi (0-10,000)","connectionCount":698,"x":471.391,"y":22.963,"distance":2,"radius":8,"labelVisible":false},{"id":"indicator:fixed-broadband-hhi","kind":"indicator","label":"Fixed broadband HHI by geographic scale","shortLabel":"Broadband HHI","description":"FCC source-reported HHI for qualifying residential fixed connections at the national level and as state, county, and census-tract medians.","href":"/indicators/fixed-broadband-hhi","metricLabel":"Observation rows","metricValue":"20","detail":"4 entities / 2020-2024","status":"geographies","year":2024,"color":"#06b6d4","searchText":"fixed-broadband-hhi fixed broadband hhi by geographic scale broadband hhi fcc source-reported hhi for qualifying residential fixed connections at the national level and as state, county, and census-tract medians. geographies hhi (0-10,000)","connectionCount":5,"x":560.473,"y":49.193,"distance":2,"radius":8,"labelVisible":false},{"id":"indicator:all-items-inflation","kind":"indicator","label":"All-items consumer prices","shortLabel":"All-items CPI","description":"Twelve-month change in the CPI for all urban consumers, U.S. city average. 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It does not establish product equivalence, an antitrust market, concentration, market power, margins, pass-through, welfare, competitive effects, or causation."},{"id":"consumer-price-context:mkt-pbm:prescription-drugs","layer":"measurement","relationshipType":"consumer_price_context","relationshipLabel":"Consumer price context","fromId":"market:mkt-pbm","fromKind":"market","fromLabel":"U.S. pharmacy benefit management","fromHref":"/markets/us-pharmacy-benefit-management","toId":"source:bls-cpi-public-data-2026","toKind":"source","toLabel":"Consumer Price Index, U.S. city average monthly series","toHref":"/sources/bls-cpi-public-data-2026","evidenceLabel":"U.S. Bureau of Labor Statistics / CUUR0000SEMF01","evidenceDetail":"Prescription drugs is attached to PBMs as a broad BLS consumer-price context series. Retail prescription-drug prices are attached as consumer context for the PBM dossier; they do not measure PBM services, rebates, spreads, pharmacy reimbursement, margins, or competitive effects.","sourceId":"bls-cpi-public-data-2026","sourceUrl":"https://www.bls.gov/cpi/data.htm","confidenceLevel":"bounded","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"A broad consumer-price series is attached only as descriptive context. It does not establish product equivalence, an antitrust market, concentration, market power, margins, pass-through, welfare, competitive effects, or causation."},{"id":"consumer-price-context:mkt-wireless:wireless-telephone-services","layer":"measurement","relationshipType":"consumer_price_context","relationshipLabel":"Consumer price context","fromId":"market:mkt-wireless","fromKind":"market","fromLabel":"U.S. mobile wireless service","fromHref":"/markets/us-mobile-wireless-service","toId":"source:bls-cpi-public-data-2026","toKind":"source","toLabel":"Consumer Price Index, U.S. city average monthly series","toHref":"/sources/bls-cpi-public-data-2026","evidenceLabel":"U.S. Bureau of Labor Statistics / CUUR0000SEED03","evidenceDetail":"Wireless telephone services is attached to Wireless service as a broad BLS consumer-price context series. Wireless telephone service prices are broad consumer context for the mobile-wireless dossier; they do not measure plan quality, device subsidies, carrier profitability, switching, or market power.","sourceId":"bls-cpi-public-data-2026","sourceUrl":"https://www.bls.gov/cpi/data.htm","confidenceLevel":"bounded","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"A broad consumer-price series is attached only as descriptive context. It does not establish product equivalence, an antitrust market, concentration, market power, margins, pass-through, welfare, competitive effects, or causation."},{"id":"indicator-source:all-items-inflation:bls-cpi-public-data-2026","layer":"measurement","relationshipType":"indicator_source","relationshipLabel":"Indicator source custody","fromId":"indicator:all-items-inflation","fromKind":"indicator","fromLabel":"All-items consumer prices","fromHref":"/indicators/all-items-inflation","toId":"source:bls-cpi-public-data-2026","toKind":"source","toLabel":"Consumer Price Index, U.S. city average monthly series","toHref":"/sources/bls-cpi-public-data-2026","evidenceLabel":"U.S. Bureau of Labor Statistics / Consumer Price Index, U.S. city average monthly series","evidenceDetail":"Twelve-month change in the CPI for all urban consumers, U.S. city average. This is a broad price index, not a measure of market power.","sourceId":"bls-cpi-public-data-2026","sourceUrl":"https://www.bls.gov/cpi/data.htm","confidenceLevel":"high","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"A source link records indicator custody and does not extend the source beyond its stated universe, period, or unit."},{"id":"indicator-source:fixed-broadband-hhi:fcc-internet-access-dec-2024","layer":"measurement","relationshipType":"indicator_source","relationshipLabel":"Indicator source custody","fromId":"indicator:fixed-broadband-hhi","fromKind":"indicator","fromLabel":"Fixed broadband HHI by geographic scale","fromHref":"/indicators/fixed-broadband-hhi","toId":"source:fcc-internet-access-dec-2024","toKind":"source","toLabel":"Internet Access Services: Status as of December 31 2024","toHref":"/sources/fcc-internet-access-dec-2024","evidenceLabel":"Federal Communications Commission / Internet Access Services: Status as of December 31 2024","evidenceDetail":"FCC Figure 5 reports provider-share HHI at the national level and the median of separately calculated state, county, and census-tract HHIs. Areas without at least one qualifying connection are excluded, and previously published values may have been revised.","sourceId":"fcc-internet-access-dec-2024","sourceUrl":"https://docs.fcc.gov/public/attachments/DOC-418459A1.pdf","confidenceLevel":"high","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"A source link records indicator custody and does not extend the source beyond its stated universe, period, or unit."},{"id":"indicator-source:industry-cr4:census-ecnsize-concentration-2022","layer":"measurement","relationshipType":"indicator_source","relationshipLabel":"Indicator source custody","fromId":"indicator:industry-cr4","fromKind":"indicator","fromLabel":"Detailed industry CR4","fromHref":"/indicators/industry-cr4","toId":"source:census-ecnsize-concentration-2022","toKind":"source","toLabel":"2022 Economic Census Concentration of Largest Firms","toHref":"/sources/census-ecnsize-concentration-2022","evidenceLabel":"U.S. Census Bureau / 2022 Economic Census Concentration of Largest Firms","evidenceDetail":"Published 2022 Economic Census share of industry value held by the four largest firms in a six-digit NAICS statistical industry.","sourceId":"census-ecnsize-concentration-2022","sourceUrl":"https://www2.census.gov/programs-surveys/economic-census/data/2022/sector00/EC2200SIZECONCEN.zip","confidenceLevel":"high","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"A source link records indicator custody and does not extend the source beyond its stated universe, period, or unit."},{"id":"indicator-source:industry-hhi:census-ecnsize-concentration-2022","layer":"measurement","relationshipType":"indicator_source","relationshipLabel":"Indicator source custody","fromId":"indicator:industry-hhi","fromKind":"indicator","fromLabel":"Detailed industry HHI","fromHref":"/indicators/industry-hhi","toId":"source:census-ecnsize-concentration-2022","toKind":"source","toLabel":"2022 Economic Census Concentration of Largest Firms","toHref":"/sources/census-ecnsize-concentration-2022","evidenceLabel":"U.S. Census Bureau / 2022 Economic Census Concentration of Largest Firms","evidenceDetail":"Published 2022 Economic Census HHI for a six-digit NAICS statistical industry.","sourceId":"census-ecnsize-concentration-2022","sourceUrl":"https://www2.census.gov/programs-surveys/economic-census/data/2022/sector00/EC2200SIZECONCEN.zip","confidenceLevel":"high","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"A source link records indicator custody and does not extend the source beyond its stated universe, period, or unit."},{"id":"indicator-source:market-hhi:fcc-2024-cmr","layer":"measurement","relationshipType":"indicator_source","relationshipLabel":"Indicator source custody","fromId":"indicator:market-hhi","fromKind":"indicator","fromLabel":"Tracked market HHI","fromHref":"/indicators/market-hhi","toId":"source:fcc-2024-cmr","toKind":"source","toLabel":"2024 Communications Marketplace Report","toHref":"/sources/fcc-2024-cmr","evidenceLabel":"Federal Communications Commission / 2024 Communications Marketplace Report","evidenceDetail":"Use FCC source-reported weighted average HHI; do not infer carrier shares.","sourceId":"fcc-2024-cmr","sourceUrl":"https://docs.fcc.gov/public/attachments/FCC-24-136A1.pdf","confidenceLevel":"high","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"A source link records indicator custody and does not extend the source beyond its stated universe, period, or unit."},{"id":"indicator-source:market-hhi:fcc-internet-access-dec-2024","layer":"measurement","relationshipType":"indicator_source","relationshipLabel":"Indicator source custody","fromId":"indicator:market-hhi","fromKind":"indicator","fromLabel":"Tracked market HHI","fromHref":"/indicators/market-hhi","toId":"source:fcc-internet-access-dec-2024","toKind":"source","toLabel":"Internet Access Services: Status as of December 31 2024","toHref":"/sources/fcc-internet-access-dec-2024","evidenceLabel":"Federal Communications Commission / Internet Access Services: Status as of December 31 2024","evidenceDetail":"Use the source-reported December national HHI as the annual market-profile anchor; retain subnational medians in the linked geographic series.","sourceId":"fcc-internet-access-dec-2024","sourceUrl":"https://docs.fcc.gov/public/attachments/DOC-418459A1.pdf","confidenceLevel":"high","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"A source link records indicator custody and does not extend the source beyond its stated universe, period, or unit."},{"id":"indicator-source:market-hhi:kff-individual-insurance-market-2024","layer":"measurement","relationshipType":"indicator_source","relationshipLabel":"Indicator source custody","fromId":"indicator:market-hhi","fromKind":"indicator","fromLabel":"Tracked market HHI","fromHref":"/indicators/market-hhi","toId":"source:kff-individual-insurance-market-2024","toKind":"source","toLabel":"Individual Insurance Market Competition (HHI by state)","toHref":"/sources/kff-individual-insurance-market-2024","evidenceLabel":"KFF / Individual Insurance Market Competition (HHI by state)","evidenceDetail":"Use the KFF source-reported national HHI as a bounded profile anchor and retain the separately reported jurisdiction measures in the linked geography system.","sourceId":"kff-individual-insurance-market-2024","sourceUrl":"https://www.kff.org/state-health-policy-data/state-indicator/individual-insurance-market-competition/","confidenceLevel":"high","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"A source link records indicator custody and does not extend the source beyond its stated universe, period, or unit."},{"id":"indicator-source:market-hhi:statcounter-ai-chatbot-us-2026","layer":"measurement","relationshipType":"indicator_source","relationshipLabel":"Indicator source custody","fromId":"indicator:market-hhi","fromKind":"indicator","fromLabel":"Tracked market HHI","fromHref":"/indicators/market-hhi","toId":"source:statcounter-ai-chatbot-us-2026","toKind":"source","toLabel":"AI chatbot market share in United States of America May 2026","toHref":"/sources/statcounter-ai-chatbot-us-2026","evidenceLabel":"StatCounter Global Stats / AI chatbot market share in United States of America May 2026","evidenceDetail":"HHI is computed from listed StatCounter percentages, which sum to 100 across tracked assistants.","sourceId":"statcounter-ai-chatbot-us-2026","sourceUrl":"https://gs.statcounter.com/ai-chatbot-market-share/all/united-states-of-america","confidenceLevel":"medium","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"A source link records indicator custody and does not extend the source beyond its stated universe, period, or unit."},{"id":"indicator-source:market-hhi:statcounter-browser-us-2026","layer":"measurement","relationshipType":"indicator_source","relationshipLabel":"Indicator source custody","fromId":"indicator:market-hhi","fromKind":"indicator","fromLabel":"Tracked market HHI","fromHref":"/indicators/market-hhi","toId":"source:statcounter-browser-us-2026","toKind":"source","toLabel":"Browser market share in United States of America, April 2023-April 2026","toHref":"/sources/statcounter-browser-us-2026","evidenceLabel":"StatCounter Global Stats / Browser market share in United States of America April 2023","evidenceDetail":"HHI is computed from six named StatCounter shares and a residual Other category that closes coverage to 100 percent.","sourceId":"statcounter-browser-us-2026","sourceUrl":"https://gs.statcounter.com/chart.php?device=Desktop%20%26%20Mobile%20%26%20Tablet%20%26%20Console&device_hidden=desktop%2Bmobile%2Btablet%2Bconsole&multi-device=true&statType_hidden=browser&region_hidden=US&granularity=monthly&statType=Browser&region=United%20States%20of%20America&fromInt=202304&toInt=202604&fromMonthYear=2023-04&toMonthYear=2026-04&csv=1","confidenceLevel":"medium","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"A source link records indicator custody and does not extend the source beyond its stated universe, period, or unit."},{"id":"indicator-source:market-hhi:statcounter-mobile-os-us-2026","layer":"measurement","relationshipType":"indicator_source","relationshipLabel":"Indicator source custody","fromId":"indicator:market-hhi","fromKind":"indicator","fromLabel":"Tracked market HHI","fromHref":"/indicators/market-hhi","toId":"source:statcounter-mobile-os-us-2026","toKind":"source","toLabel":"Mobile operating system market share in United States of America, April 2023-April 2026","toHref":"/sources/statcounter-mobile-os-us-2026","evidenceLabel":"StatCounter Global Stats / Mobile operating system market share in United States of America April 2023","evidenceDetail":"HHI is computed from every category in the pinned StatCounter April mobile operating-system row; source labels and rounding are preserved.","sourceId":"statcounter-mobile-os-us-2026","sourceUrl":"https://gs.statcounter.com/chart.php?device=Mobile&device_hidden=mobile&statType_hidden=os&region_hidden=US&granularity=monthly&statType=Operating%20System&region=United%20States%20of%20America&fromInt=202304&toInt=202604&fromMonthYear=2023-04&toMonthYear=2026-04&csv=1","confidenceLevel":"medium","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"A source link records indicator custody and does not extend the source beyond its stated universe, period, or unit."},{"id":"indicator-source:market-hhi:statcounter-search-us-2026","layer":"measurement","relationshipType":"indicator_source","relationshipLabel":"Indicator source custody","fromId":"indicator:market-hhi","fromKind":"indicator","fromLabel":"Tracked market HHI","fromHref":"/indicators/market-hhi","toId":"source:statcounter-search-us-2026","toKind":"source","toLabel":"Search engine market share in United States of America, April 2023-April 2026","toHref":"/sources/statcounter-search-us-2026","evidenceLabel":"StatCounter Global Stats / Search engine market share in United States of America April 2023","evidenceDetail":"HHI is computed from six named StatCounter shares and a residual Other category that closes coverage to 100 percent.","sourceId":"statcounter-search-us-2026","sourceUrl":"https://gs.statcounter.com/chart.php?device=Desktop%20%26%20Mobile%20%26%20Tablet%20%26%20Console&device_hidden=desktop%2Bmobile%2Btablet%2Bconsole&multi-device=true&statType_hidden=search_engine&region_hidden=US&granularity=monthly&statType=Search%20Engine&region=United%20States%20of%20America&fromInt=202304&toInt=202604&fromMonthYear=2023-04&toMonthYear=2026-04&csv=1","confidenceLevel":"medium","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"A source link records indicator custody and does not extend the source beyond its stated universe, period, or unit."},{"id":"indicator-source:market-hhi:statcounter-social-referral-us-2026","layer":"measurement","relationshipType":"indicator_source","relationshipLabel":"Indicator source custody","fromId":"indicator:market-hhi","fromKind":"indicator","fromLabel":"Tracked market HHI","fromHref":"/indicators/market-hhi","toId":"source:statcounter-social-referral-us-2026","toKind":"source","toLabel":"Social media referral share in United States of America, April 2023-April 2026","toHref":"/sources/statcounter-social-referral-us-2026","evidenceLabel":"StatCounter Global Stats / Social media referral share in United States of America April 2023","evidenceDetail":"HHI is computed from every category in the pinned StatCounter April social-media row; the denominator is outbound referral traffic to sampled third-party websites.","sourceId":"statcounter-social-referral-us-2026","sourceUrl":"https://gs.statcounter.com/chart.php?device=Desktop%20%26%20Mobile%20%26%20Tablet%20%26%20Console&device_hidden=desktop%2Bmobile%2Btablet%2Bconsole&multi-device=true&statType_hidden=social_media&region_hidden=US&granularity=monthly&statType=Social%20Media&region=United%20States%20of%20America&fromInt=202304&toInt=202604&fromMonthYear=2023-04&toMonthYear=2026-04&csv=1","confidenceLevel":"medium","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"A source link records indicator custody and does not extend the source beyond its stated universe, period, or unit."},{"id":"indicator-source:rent-inflation:bls-cpi-public-data-2026","layer":"measurement","relationshipType":"indicator_source","relationshipLabel":"Indicator source custody","fromId":"indicator:rent-inflation","fromKind":"indicator","fromLabel":"Rent of primary residence","fromHref":"/indicators/rent-inflation","toId":"source:bls-cpi-public-data-2026","toKind":"source","toLabel":"Consumer Price Index, U.S. city average monthly series","toHref":"/sources/bls-cpi-public-data-2026","evidenceLabel":"U.S. Bureau of Labor Statistics / Consumer Price Index, U.S. city average monthly series","evidenceDetail":"Twelve-month change in rent of primary residence. The category is price context, not a housing-market concentration measure.","sourceId":"bls-cpi-public-data-2026","sourceUrl":"https://www.bls.gov/cpi/data.htm","confidenceLevel":"high","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"A source link records indicator custody and does not extend the source beyond its stated universe, period, or unit."},{"id":"industry-hierarchy:517111:51711","layer":"measurement","relationshipType":"industry_hierarchy","relationshipLabel":"NAICS parent classification","fromId":"industry:517111","fromKind":"industry","fromLabel":"Wired telecommunications carriers","fromHref":"/industries/517111","toId":"industry:51711","toKind":"industry","toLabel":"Wired and wireless telecommunications carriers (except satellite)","toHref":"/industries/51711","evidenceLabel":"2022 NAICS hierarchy","evidenceDetail":"Wired telecommunications carriers (NAICS 517111) is classified under Wired and wireless telecommunications carriers (except satellite) (NAICS 51711) in the 2022 NAICS hierarchy.","sourceId":"census-ecnsize-concentration-2022","sourceUrl":"https://www2.census.gov/programs-surveys/economic-census/data/2022/sector00/EC2200SIZECONCEN.zip","confidenceLevel":"high","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"A NAICS parent-child link records Census classification ancestry; it does not establish product substitutability, a legal antitrust market, or competitive effects."},{"id":"industry-screen:mkt-fixed-broadband:517111","layer":"measurement","relationshipType":"industry_screen","relationshipLabel":"Declared Census screen","fromId":"market:mkt-fixed-broadband","fromKind":"market","fromLabel":"U.S. residential fixed broadband access","fromHref":"/markets/us-fixed-broadband-access","toId":"industry:517111","toKind":"industry","toLabel":"Wired telecommunications carriers","toHref":"/industries/517111","evidenceLabel":"Market definition crosswalk","evidenceDetail":"U.S. residential fixed broadband access uses NAICS 517111 as declared economy-wide context while preserving a separate product and geographic definition.","sourceId":"fcc-internet-access-dec-2024","sourceUrl":"https://docs.fcc.gov/public/attachments/DOC-418459A1.pdf","confidenceLevel":"high","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"A declared NAICS link supplies economy-wide screening context and is not a legal product or geographic market definition."},{"id":"industry-source:51711:census-ecnsize-concentration-2022","layer":"measurement","relationshipType":"industry_source","relationshipLabel":"Economic Census source","fromId":"industry:51711","fromKind":"industry","fromLabel":"Wired and wireless telecommunications carriers (except satellite)","fromHref":"/industries/51711","toId":"source:census-ecnsize-concentration-2022","toKind":"source","toLabel":"2022 Economic Census Concentration of Largest Firms","toHref":"/sources/census-ecnsize-concentration-2022","evidenceLabel":"U.S. Census Bureau","evidenceDetail":"2022 Economic Census Concentration of Largest Firms supplies the 2022 employer-firm concentration screen for NAICS 51711.","sourceId":"census-ecnsize-concentration-2022","sourceUrl":"https://www2.census.gov/programs-surveys/economic-census/data/2022/sector00/EC2200SIZECONCEN.zip","confidenceLevel":"high","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"The Census source supports an industry screening row, not a legal antitrust market finding."},{"id":"industry-source:517111:census-ecnsize-concentration-2022","layer":"measurement","relationshipType":"industry_source","relationshipLabel":"Economic Census 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row.","sourceId":"statcounter-ai-chatbot-us-2026","sourceUrl":"https://gs.statcounter.com/ai-chatbot-market-share/all/united-states-of-america","confidenceLevel":"bounded","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"A source link identifies evidence used by a market profile and does not endorse every claim in the underlying record."},{"id":"market-source:mkt-browser:statcounter-browser-us-2026","layer":"measurement","relationshipType":"market_source","relationshipLabel":"Market evidence custody","fromId":"market:mkt-browser","fromKind":"market","fromLabel":"U.S. browser usage","fromHref":"/markets/us-browser-usage","toId":"source:statcounter-browser-us-2026","toKind":"source","toLabel":"Browser market share in United States of America, April 2023-April 2026","toHref":"/sources/statcounter-browser-us-2026","evidenceLabel":"StatCounter Global Stats","evidenceDetail":"Browser market share in United States of America, April 2023-April 2026 supports the profile's definition, observation, participant row.","sourceId":"statcounter-browser-us-2026","sourceUrl":"https://gs.statcounter.com/chart.php?device=Desktop%20%26%20Mobile%20%26%20Tablet%20%26%20Console&device_hidden=desktop%2Bmobile%2Btablet%2Bconsole&multi-device=true&statType_hidden=browser&region_hidden=US&granularity=monthly&statType=Browser&region=United%20States%20of%20America&fromInt=202304&toInt=202604&fromMonthYear=2023-04&toMonthYear=2026-04&csv=1","confidenceLevel":"bounded","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"A source link identifies evidence used by a market profile and does not endorse every claim in the underlying record."},{"id":"market-source:mkt-fixed-broadband:fcc-internet-access-dec-2024","layer":"measurement","relationshipType":"market_source","relationshipLabel":"Market evidence 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