{"license":"https://creativecommons.org/licenses/by/4.0/","dataset":"research-agenda","count":1,"updatedThrough":"2026-07-21","summary":{"decreasedCount":0,"domainCount":1,"entityCount":1,"increasedCount":1,"latestSourceAccessDate":"2026-07-21","methodCount":1,"questionCount":1,"requestCount":4,"sourceCount":1,"unchangedCount":0},"universeSummary":{"decreasedCount":26,"domainCount":5,"entityCount":32,"increasedCount":19,"latestSourceAccessDate":"2026-07-21","methodCount":7,"questionCount":46,"requestCount":184,"sourceCount":12,"unchangedCount":1},"guardrail":"Agenda questions are derived from published latest-to-prior competition signals and remain attached to their exact metric, periods, universe, and source custody. They are not ranked, scored, or treated as findings of causality, competitive harm, liability, enforcement merit, or research importance. Evidence requests describe work to collect, not evidence already established.","filters":{"direction":"all","directionMatched":true,"domain":"all","domainMatched":true,"method":"all","methodMatched":true,"query":"","question":"market-hhi:us-fixed-broadband-access","questionMatched":true,"view":"question","viewMatched":true,"scope":"question","scopeMatched":true},"activeQuestionId":"market-hhi:us-fixed-broadband-access","methods":[{"id":"market-mechanism","label":"Market mechanism","shortLabel":"Mechanism","detail":"Test entry, exit, switching, price, quality, capacity, and share pathways inside the declared market boundary.","metricIds":["market-hhi"],"color":"#12a8b5"},{"id":"share-accounting","label":"Share accounting","shortLabel":"Shares","detail":"Reconstruct participant-share movement while checking denominator, coverage, entry, exit, and transaction changes.","metricIds":["market-cr4","market-leader-share"],"color":"#1769e0"},{"id":"industry-disaggregation","label":"Industry disaggregation","shortLabel":"Industries","detail":"Trace a sector median back to strict six-digit Census rows before proposing a product or geographic market study.","metricIds":["industry-median-hhi"],"color":"#24a76f"},{"id":"geographic-structure","label":"Geographic structure","shortLabel":"Geography","detail":"Reconcile national and nested geographic concentration summaries with area-level distributions, provider or ownership paths, measurement boundaries, and local-market evidence.","metricIds":["state-bank-median-hhi","national-bank-deposit-hhi","fixed-broadband-hhi"],"color":"#0f766e"},{"id":"business-flow-context","label":"Business-flow context","shortLabel":"Business flows","detail":"Disaggregate national entry, exit, job-flow, and reallocation movement by sector, place, and firm age before proposing a competitive mechanism.","metricIds":["establishment-entry-rate","establishment-exit-rate","job-creation-rate","job-destruction-rate","net-job-creation-rate","reallocation-rate"],"color":"#6b5bd6"},{"id":"merger-program-context","label":"Merger program context","shortLabel":"Filings","detail":"Place HSR notification volume beside filing mix, transaction size, thresholds, exemptions, and macroeconomic context.","metricIds":["hsr-transactions"],"color":"#f39b22"},{"id":"review-process-context","label":"Review process context","shortLabel":"Review","detail":"Test whether transaction mix, clearance, adjusted denominators, or agency practice moved alongside the review rate.","metricIds":["hsr-second-request-rate"],"color":"#eb4a64"}],"rows":[{"id":"market-hhi:us-fixed-broadband-access","ordinal":34,"question":"Which entry, exit, share, switching, price, quality, or capacity evidence can explain the movement inside this exact market boundary?","methodId":"market-mechanism","methodLabel":"Market mechanism","methodDetail":"Test entry, exit, switching, price, quality, capacity, and share pathways inside the declared market boundary.","evidenceRequests":["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."],"domain":"markets","domainLabel":"Defined markets","entityId":"mkt-fixed-broadband","entityCode":"us-fixed-broadband-access","entityLabel":"Fixed broadband","metricId":"market-hhi","metricLabel":"Herfindahl-Hirschman Index","unit":"hhi_points","priorPeriod":"2023","priorYear":2023,"priorValue":1195,"latestPeriod":"2024","latestYear":2024,"latestValue":1501,"yearsBetween":1,"delta":306,"deltaPercent":25.6,"direction":"increased","observation":"Fixed broadband moved from 1,195 in 2023 to 1,501 in 2024 (+306.0 HHI points).","interpretation":"The latest encoded HHI anchor is higher within this documented market series. The change alone does not identify a cause or establish competitive harm.","comparisonNote":"Latest observed anchor versus the immediately preceding observed anchor; intervening years are not estimated.","evidenceCount":5,"evidenceLabel":"5 observed anchors / 2020-2024","confidenceLevel":"high","dataStatus":"verified","sourceCount":1,"sourceIds":["fcc-internet-access-dec-2024"],"publishers":["Federal Communications Commission"],"latestSourceAccessDate":"2026-07-21","agendaHref":"/research/agenda?question=market-hhi%3Aus-fixed-broadband-access#research-agenda-observatory","atlasHref":"/atlas?focus=question%3Amarket-hhi%3Aus-fixed-broadband-access&layer=research","researchProfileHref":"/research/agenda/market-hhi--us-fixed-broadband-access","monitorHref":"/economy/monitor?signal=market-hhi%3Aus-fixed-broadband-access#competition-monitor-console","notebookHref":null,"briefingHref":"/research/briefing?signals=market-hhi%3Aus-fixed-broadband-access&audience=research#competition-briefing-studio","profileHref":"/markets/us-fixed-broadband-access","explorerHref":"/trends?markets=us-fixed-broadband-access&metric=hhi","signalGuardrail":"This is a within-profile comparison governed by the documented fcc source-reported provider-share hhi for qualifying residential fixed connections boundary. It is not annualized and should not be compared as a common national series with differently defined markets.","agendaGuardrail":"Agenda questions are derived from published latest-to-prior competition signals and remain attached to their exact metric, periods, universe, and source custody. They are not ranked, scored, or treated as findings of causality, competitive harm, liability, enforcement merit, or research importance. Evidence requests describe work to collect, not evidence already established."}]}