{"license":"https://creativecommons.org/licenses/by/4.0/","dataset":"insights","count":17,"updatedThrough":"2026-07-21","summary":{"dispatchCount":1,"domainCount":1,"domainReadoutCount":1,"focusedNoteCount":0,"latestSourceAccessDate":"2026-07-18","signalCount":17,"signalMembershipCount":17,"sourceCount":2},"universeSummary":{"dispatchCount":7,"domainCount":5,"domainReadoutCount":5,"focusedNoteCount":2,"latestSourceAccessDate":"2026-07-21","signalCount":46,"signalMembershipCount":62,"sourceCount":12},"guardrail":"Competition Insights are editorial summaries of exact, source-custodied Competition Monitor rows. A dispatch may inventory several signals, but it does not average unlike measures, create a composite score, rank research importance, establish a legal market, identify a cause, or prove market power, competitive harm, liability, or enforcement performance.","filters":{"dispatch":"industry-concentration-shifts-2017-2022","dispatchMatched":true,"domain":"all","domainMatched":true,"query":"","scope":"all","scopeMatched":true,"direction":"all","directionMatched":true,"signal":null,"signalMatched":true},"publications":[{"authorName":"Antitrust Radar Research Team","canonicalHref":"/insights/industry-concentration-shifts-2017-2022","publishedAt":"2026-08-12","seriesNumber":"AR-CI-2026-03","seriesTitle":"Competition Insights","status":"current","updatedAt":"2026-08-12","version":"1.0"}],"rows":[{"dispatchId":"industry-concentration-shifts","dispatchSlug":"industry-concentration-shifts-2017-2022","dispatchTitle":"Broad-sector concentration medians did not move as one economy.","dispatchScope":"domain-readout","dispatchDomain":"industries","dispatchUpdatedThrough":"2026-07-18","dispatchHref":"/insights/industry-concentration-shifts-2017-2022","publicationSeriesNumber":"AR-CI-2026-03","publicationSeriesTitle":"Competition Insights","publicationAuthor":"Antitrust Radar Research Team","publicationDate":"2026-08-12","publicationUpdatedAt":"2026-08-12","publicationVersion":"1.0","publicationStatus":"current","signalId":"industry-median-hhi:72","signalDomain":"industries","signalMetricId":"industry-median-hhi","signalMetricLabel":"Median detailed-industry HHI","entityId":"naics-sector-72","entityCode":"72","entityLabel":"Accommodation and food services","unit":"hhi_points","priorPeriod":"2017","priorYear":2017,"priorValue":14.9,"latestPeriod":"2022","latestYear":2022,"latestValue":14.3,"delta":-0.6,"deltaPercent":-4,"direction":"decreased","sourceIds":["census-ecnsize-concentration-2017","census-ecnsize-concentration-2022"],"sourcePublishers":["U.S. Census Bureau"],"observation":"Accommodation and food services moved from a paired-universe median HHI of 14.9 in 2017 to 14.3 in 2022 (-0.6 HHI points).","interpretation":"The 2022 median is lower than the 2017 median across the same published strict-match screen. Sector medians are orientation statistics, not sector HHI values or legal market findings.","researchQuestion":"Which six-digit industries drive the sector shift, and where do product, geography, entry, conduct, price, quality, or enforcement records justify deeper market-level research?","signalGuardrail":"Sector rows summarize strict six-digit NAICS matches. Their medians are not sector HHI values, legal antitrust markets, liability findings, or causal estimates. Vintage medians and the median of row-level changes are distinct distribution statistics and need not reconcile. Publication coverage varies by metric, and revenue changes are nominal.","insightGuardrail":"Competition Insights are editorial summaries of exact, source-custodied Competition Monitor rows. A dispatch may inventory several signals, but it does not average unlike measures, create a composite score, rank research importance, establish a legal market, identify a cause, or prove market power, competitive harm, liability, or enforcement performance. A sector median is an orientation statistic over a strict matched Census screen. It is not a sector HHI, a legal market, a weighted economy-wide change, or evidence that concentration caused an outcome.","entityHref":"/industries/72","explorerHref":"/trends/industries?sector=72#industry-history-workbench","monitorHref":"/economy/monitor?signal=industry-median-hhi%3A72#competition-monitor-console"},{"dispatchId":"industry-concentration-shifts","dispatchSlug":"industry-concentration-shifts-2017-2022","dispatchTitle":"Broad-sector concentration medians did not move as one economy.","dispatchScope":"domain-readout","dispatchDomain":"industries","dispatchUpdatedThrough":"2026-07-18","dispatchHref":"/insights/industry-concentration-shifts-2017-2022","publicationSeriesNumber":"AR-CI-2026-03","publicationSeriesTitle":"Competition Insights","publicationAuthor":"Antitrust Radar Research Team","publicationDate":"2026-08-12","publicationUpdatedAt":"2026-08-12","publicationVersion":"1.0","publicationStatus":"current","signalId":"industry-median-hhi:56","signalDomain":"industries","signalMetricId":"industry-median-hhi","signalMetricLabel":"Median detailed-industry HHI","entityId":"naics-sector-56","entityCode":"56","entityLabel":"Administrative and support and waste management and remediation services","unit":"hhi_points","priorPeriod":"2017","priorYear":2017,"priorValue":140.4,"latestPeriod":"2022","latestYear":2022,"latestValue":168.8,"delta":28.4,"deltaPercent":20.2,"direction":"increased","sourceIds":["census-ecnsize-concentration-2017","census-ecnsize-concentration-2022"],"sourcePublishers":["U.S. Census Bureau"],"observation":"Administrative and support and waste management and remediation services moved from a paired-universe median HHI of 140.4 in 2017 to 168.8 in 2022 (+28.4 HHI points).","interpretation":"The 2022 median is higher than the 2017 median across the same published strict-match screen. Sector medians are orientation statistics, not sector HHI values or legal market findings.","researchQuestion":"Which six-digit industries drive the sector shift, and where do product, geography, entry, conduct, price, quality, or enforcement records justify deeper market-level research?","signalGuardrail":"Sector rows summarize strict six-digit NAICS matches. Their medians are not sector HHI values, legal antitrust markets, liability findings, or causal estimates. Vintage medians and the median of row-level changes are distinct distribution statistics and need not reconcile. Publication coverage varies by metric, and revenue changes are nominal.","insightGuardrail":"Competition Insights are editorial summaries of exact, source-custodied Competition Monitor rows. A dispatch may inventory several signals, but it does not average unlike measures, create a composite score, rank research importance, establish a legal market, identify a cause, or prove market power, competitive harm, liability, or enforcement performance. A sector median is an orientation statistic over a strict matched Census screen. It is not a sector HHI, a legal market, a weighted economy-wide change, or evidence that concentration caused an outcome.","entityHref":"/industries/56","explorerHref":"/trends/industries?sector=56#industry-history-workbench","monitorHref":"/economy/monitor?signal=industry-median-hhi%3A56#competition-monitor-console"},{"dispatchId":"industry-concentration-shifts","dispatchSlug":"industry-concentration-shifts-2017-2022","dispatchTitle":"Broad-sector concentration medians did not move as one economy.","dispatchScope":"domain-readout","dispatchDomain":"industries","dispatchUpdatedThrough":"2026-07-18","dispatchHref":"/insights/industry-concentration-shifts-2017-2022","publicationSeriesNumber":"AR-CI-2026-03","publicationSeriesTitle":"Competition Insights","publicationAuthor":"Antitrust Radar Research Team","publicationDate":"2026-08-12","publicationUpdatedAt":"2026-08-12","publicationVersion":"1.0","publicationStatus":"current","signalId":"industry-median-hhi:71","signalDomain":"industries","signalMetricId":"industry-median-hhi","signalMetricLabel":"Median detailed-industry HHI","entityId":"naics-sector-71","entityCode":"71","entityLabel":"Arts, entertainment, and recreation","unit":"hhi_points","priorPeriod":"2017","priorYear":2017,"priorValue":132.2,"latestPeriod":"2022","latestYear":2022,"latestValue":113.7,"delta":-18.5,"deltaPercent":-14,"direction":"decreased","sourceIds":["census-ecnsize-concentration-2017","census-ecnsize-concentration-2022"],"sourcePublishers":["U.S. Census Bureau"],"observation":"Arts, entertainment, and recreation moved from a paired-universe median HHI of 132.2 in 2017 to 113.7 in 2022 (-18.5 HHI points).","interpretation":"The 2022 median is lower than the 2017 median across the same published strict-match screen. Sector medians are orientation statistics, not sector HHI values or legal market findings.","researchQuestion":"Which six-digit industries drive the sector shift, and where do product, geography, entry, conduct, price, quality, or enforcement records justify deeper market-level research?","signalGuardrail":"Sector rows summarize strict six-digit NAICS matches. Their medians are not sector HHI values, legal antitrust markets, liability findings, or causal estimates. Vintage medians and the median of row-level changes are distinct distribution statistics and need not reconcile. Publication coverage varies by metric, and revenue changes are nominal.","insightGuardrail":"Competition Insights are editorial summaries of exact, source-custodied Competition Monitor rows. A dispatch may inventory several signals, but it does not average unlike measures, create a composite score, rank research importance, establish a legal market, identify a cause, or prove market power, competitive harm, liability, or enforcement performance. A sector median is an orientation statistic over a strict matched Census screen. It is not a sector HHI, a legal market, a weighted economy-wide change, or evidence that concentration caused an outcome.","entityHref":"/industries/71","explorerHref":"/trends/industries?sector=71#industry-history-workbench","monitorHref":"/economy/monitor?signal=industry-median-hhi%3A71#competition-monitor-console"},{"dispatchId":"industry-concentration-shifts","dispatchSlug":"industry-concentration-shifts-2017-2022","dispatchTitle":"Broad-sector concentration medians did not move as one economy.","dispatchScope":"domain-readout","dispatchDomain":"industries","dispatchUpdatedThrough":"2026-07-18","dispatchHref":"/insights/industry-concentration-shifts-2017-2022","publicationSeriesNumber":"AR-CI-2026-03","publicationSeriesTitle":"Competition Insights","publicationAuthor":"Antitrust Radar Research Team","publicationDate":"2026-08-12","publicationUpdatedAt":"2026-08-12","publicationVersion":"1.0","publicationStatus":"current","signalId":"industry-median-hhi:23","signalDomain":"industries","signalMetricId":"industry-median-hhi","signalMetricLabel":"Median detailed-industry HHI","entityId":"naics-sector-23","entityCode":"23","entityLabel":"Construction","unit":"hhi_points","priorPeriod":"2017","priorYear":2017,"priorValue":13.3,"latestPeriod":"2022","latestYear":2022,"latestValue":19.4,"delta":6.1,"deltaPercent":45.9,"direction":"increased","sourceIds":["census-ecnsize-concentration-2017","census-ecnsize-concentration-2022"],"sourcePublishers":["U.S. Census Bureau"],"observation":"Construction moved from a paired-universe median HHI of 13.3 in 2017 to 19.4 in 2022 (+6.1 HHI points).","interpretation":"The 2022 median is higher than the 2017 median across the same published strict-match screen. Sector medians are orientation statistics, not sector HHI values or legal market findings.","researchQuestion":"Which six-digit industries drive the sector shift, and where do product, geography, entry, conduct, price, quality, or enforcement records justify deeper market-level research?","signalGuardrail":"Sector rows summarize strict six-digit NAICS matches. Their medians are not sector HHI values, legal antitrust markets, liability findings, or causal estimates. Vintage medians and the median of row-level changes are distinct distribution statistics and need not reconcile. Publication coverage varies by metric, and revenue changes are nominal.","insightGuardrail":"Competition Insights are editorial summaries of exact, source-custodied Competition Monitor rows. A dispatch may inventory several signals, but it does not average unlike measures, create a composite score, rank research importance, establish a legal market, identify a cause, or prove market power, competitive harm, liability, or enforcement performance. A sector median is an orientation statistic over a strict matched Census screen. It is not a sector HHI, a legal market, a weighted economy-wide change, or evidence that concentration caused an outcome.","entityHref":"/industries/23","explorerHref":"/trends/industries?sector=23#industry-history-workbench","monitorHref":"/economy/monitor?signal=industry-median-hhi%3A23#competition-monitor-console"},{"dispatchId":"industry-concentration-shifts","dispatchSlug":"industry-concentration-shifts-2017-2022","dispatchTitle":"Broad-sector concentration medians did not move as one economy.","dispatchScope":"domain-readout","dispatchDomain":"industries","dispatchUpdatedThrough":"2026-07-18","dispatchHref":"/insights/industry-concentration-shifts-2017-2022","publicationSeriesNumber":"AR-CI-2026-03","publicationSeriesTitle":"Competition Insights","publicationAuthor":"Antitrust Radar Research Team","publicationDate":"2026-08-12","publicationUpdatedAt":"2026-08-12","publicationVersion":"1.0","publicationStatus":"current","signalId":"industry-median-hhi:61","signalDomain":"industries","signalMetricId":"industry-median-hhi","signalMetricLabel":"Median detailed-industry HHI","entityId":"naics-sector-61","entityCode":"61","entityLabel":"Educational services","unit":"hhi_points","priorPeriod":"2017","priorYear":2017,"priorValue":76.7,"latestPeriod":"2022","latestYear":2022,"latestValue":94.5,"delta":17.8,"deltaPercent":23.2,"direction":"increased","sourceIds":["census-ecnsize-concentration-2017","census-ecnsize-concentration-2022"],"sourcePublishers":["U.S. Census Bureau"],"observation":"Educational services moved from a paired-universe median HHI of 76.7 in 2017 to 94.5 in 2022 (+17.8 HHI points).","interpretation":"The 2022 median is higher than the 2017 median across the same published strict-match screen. Sector medians are orientation statistics, not sector HHI values or legal market findings.","researchQuestion":"Which six-digit industries drive the sector shift, and where do product, geography, entry, conduct, price, quality, or enforcement records justify deeper market-level research?","signalGuardrail":"Sector rows summarize strict six-digit NAICS matches. Their medians are not sector HHI values, legal antitrust markets, liability findings, or causal estimates. Vintage medians and the median of row-level changes are distinct distribution statistics and need not reconcile. Publication coverage varies by metric, and revenue changes are nominal.","insightGuardrail":"Competition Insights are editorial summaries of exact, source-custodied Competition Monitor rows. A dispatch may inventory several signals, but it does not average unlike measures, create a composite score, rank research importance, establish a legal market, identify a cause, or prove market power, competitive harm, liability, or enforcement performance. A sector median is an orientation statistic over a strict matched Census screen. It is not a sector HHI, a legal market, a weighted economy-wide change, or evidence that concentration caused an outcome.","entityHref":"/industries/61","explorerHref":"/trends/industries?sector=61#industry-history-workbench","monitorHref":"/economy/monitor?signal=industry-median-hhi%3A61#competition-monitor-console"},{"dispatchId":"industry-concentration-shifts","dispatchSlug":"industry-concentration-shifts-2017-2022","dispatchTitle":"Broad-sector concentration medians did not move as one economy.","dispatchScope":"domain-readout","dispatchDomain":"industries","dispatchUpdatedThrough":"2026-07-18","dispatchHref":"/insights/industry-concentration-shifts-2017-2022","publicationSeriesNumber":"AR-CI-2026-03","publicationSeriesTitle":"Competition Insights","publicationAuthor":"Antitrust Radar Research Team","publicationDate":"2026-08-12","publicationUpdatedAt":"2026-08-12","publicationVersion":"1.0","publicationStatus":"current","signalId":"industry-median-hhi:52","signalDomain":"industries","signalMetricId":"industry-median-hhi","signalMetricLabel":"Median detailed-industry HHI","entityId":"naics-sector-52","entityCode":"52","entityLabel":"Finance and insurance","unit":"hhi_points","priorPeriod":"2017","priorYear":2017,"priorValue":471.5,"latestPeriod":"2022","latestYear":2022,"latestValue":492.9,"delta":21.4,"deltaPercent":4.5,"direction":"increased","sourceIds":["census-ecnsize-concentration-2017","census-ecnsize-concentration-2022"],"sourcePublishers":["U.S. Census Bureau"],"observation":"Finance and insurance moved from a paired-universe median HHI of 471.5 in 2017 to 492.9 in 2022 (+21.4 HHI points).","interpretation":"The 2022 median is higher than the 2017 median across the same published strict-match screen. Sector medians are orientation statistics, not sector HHI values or legal market findings.","researchQuestion":"Which six-digit industries drive the sector shift, and where do product, geography, entry, conduct, price, quality, or enforcement records justify deeper market-level research?","signalGuardrail":"Sector rows summarize strict six-digit NAICS matches. Their medians are not sector HHI values, legal antitrust markets, liability findings, or causal estimates. Vintage medians and the median of row-level changes are distinct distribution statistics and need not reconcile. Publication coverage varies by metric, and revenue changes are nominal.","insightGuardrail":"Competition Insights are editorial summaries of exact, source-custodied Competition Monitor rows. A dispatch may inventory several signals, but it does not average unlike measures, create a composite score, rank research importance, establish a legal market, identify a cause, or prove market power, competitive harm, liability, or enforcement performance. A sector median is an orientation statistic over a strict matched Census screen. It is not a sector HHI, a legal market, a weighted economy-wide change, or evidence that concentration caused an outcome.","entityHref":"/industries/52","explorerHref":"/trends/industries?sector=52#industry-history-workbench","monitorHref":"/economy/monitor?signal=industry-median-hhi%3A52#competition-monitor-console"},{"dispatchId":"industry-concentration-shifts","dispatchSlug":"industry-concentration-shifts-2017-2022","dispatchTitle":"Broad-sector concentration medians did not move as one economy.","dispatchScope":"domain-readout","dispatchDomain":"industries","dispatchUpdatedThrough":"2026-07-18","dispatchHref":"/insights/industry-concentration-shifts-2017-2022","publicationSeriesNumber":"AR-CI-2026-03","publicationSeriesTitle":"Competition Insights","publicationAuthor":"Antitrust Radar Research Team","publicationDate":"2026-08-12","publicationUpdatedAt":"2026-08-12","publicationVersion":"1.0","publicationStatus":"current","signalId":"industry-median-hhi:62","signalDomain":"industries","signalMetricId":"industry-median-hhi","signalMetricLabel":"Median detailed-industry HHI","entityId":"naics-sector-62","entityCode":"62","entityLabel":"Health care and social assistance","unit":"hhi_points","priorPeriod":"2017","priorYear":2017,"priorValue":35.8,"latestPeriod":"2022","latestYear":2022,"latestValue":35.8,"delta":0,"deltaPercent":0,"direction":"unchanged","sourceIds":["census-ecnsize-concentration-2017","census-ecnsize-concentration-2022"],"sourcePublishers":["U.S. Census Bureau"],"observation":"Health care and social assistance moved from a paired-universe median HHI of 35.8 in 2017 to 35.8 in 2022 (0.0 HHI points).","interpretation":"The 2022 median is unchanged than the 2017 median across the same published strict-match screen. Sector medians are orientation statistics, not sector HHI values or legal market findings.","researchQuestion":"Which six-digit industries drive the sector shift, and where do product, geography, entry, conduct, price, quality, or enforcement records justify deeper market-level research?","signalGuardrail":"Sector rows summarize strict six-digit NAICS matches. Their medians are not sector HHI values, legal antitrust markets, liability findings, or causal estimates. Vintage medians and the median of row-level changes are distinct distribution statistics and need not reconcile. Publication coverage varies by metric, and revenue changes are nominal.","insightGuardrail":"Competition Insights are editorial summaries of exact, source-custodied Competition Monitor rows. A dispatch may inventory several signals, but it does not average unlike measures, create a composite score, rank research importance, establish a legal market, identify a cause, or prove market power, competitive harm, liability, or enforcement performance. A sector median is an orientation statistic over a strict matched Census screen. It is not a sector HHI, a legal market, a weighted economy-wide change, or evidence that concentration caused an outcome.","entityHref":"/industries/62","explorerHref":"/trends/industries?sector=62#industry-history-workbench","monitorHref":"/economy/monitor?signal=industry-median-hhi%3A62#competition-monitor-console"},{"dispatchId":"industry-concentration-shifts","dispatchSlug":"industry-concentration-shifts-2017-2022","dispatchTitle":"Broad-sector concentration medians did not move as one economy.","dispatchScope":"domain-readout","dispatchDomain":"industries","dispatchUpdatedThrough":"2026-07-18","dispatchHref":"/insights/industry-concentration-shifts-2017-2022","publicationSeriesNumber":"AR-CI-2026-03","publicationSeriesTitle":"Competition Insights","publicationAuthor":"Antitrust Radar Research Team","publicationDate":"2026-08-12","publicationUpdatedAt":"2026-08-12","publicationVersion":"1.0","publicationStatus":"current","signalId":"industry-median-hhi:51","signalDomain":"industries","signalMetricId":"industry-median-hhi","signalMetricLabel":"Median detailed-industry HHI","entityId":"naics-sector-51","entityCode":"51","entityLabel":"Information","unit":"hhi_points","priorPeriod":"2017","priorYear":2017,"priorValue":568.5,"latestPeriod":"2022","latestYear":2022,"latestValue":741.4,"delta":172.9,"deltaPercent":30.4,"direction":"increased","sourceIds":["census-ecnsize-concentration-2017","census-ecnsize-concentration-2022"],"sourcePublishers":["U.S. Census Bureau"],"observation":"Information moved from a paired-universe median HHI of 568.5 in 2017 to 741.4 in 2022 (+172.9 HHI points).","interpretation":"The 2022 median is higher than the 2017 median across the same published strict-match screen. Sector medians are orientation statistics, not sector HHI values or legal market findings.","researchQuestion":"Which six-digit industries drive the sector shift, and where do product, geography, entry, conduct, price, quality, or enforcement records justify deeper market-level research?","signalGuardrail":"Sector rows summarize strict six-digit NAICS matches. Their medians are not sector HHI values, legal antitrust markets, liability findings, or causal estimates. Vintage medians and the median of row-level changes are distinct distribution statistics and need not reconcile. Publication coverage varies by metric, and revenue changes are nominal.","insightGuardrail":"Competition Insights are editorial summaries of exact, source-custodied Competition Monitor rows. A dispatch may inventory several signals, but it does not average unlike measures, create a composite score, rank research importance, establish a legal market, identify a cause, or prove market power, competitive harm, liability, or enforcement performance. A sector median is an orientation statistic over a strict matched Census screen. It is not a sector HHI, a legal market, a weighted economy-wide change, or evidence that concentration caused an outcome.","entityHref":"/industries/51","explorerHref":"/trends/industries?sector=51#industry-history-workbench","monitorHref":"/economy/monitor?signal=industry-median-hhi%3A51#competition-monitor-console"},{"dispatchId":"industry-concentration-shifts","dispatchSlug":"industry-concentration-shifts-2017-2022","dispatchTitle":"Broad-sector concentration medians did not move as one economy.","dispatchScope":"domain-readout","dispatchDomain":"industries","dispatchUpdatedThrough":"2026-07-18","dispatchHref":"/insights/industry-concentration-shifts-2017-2022","publicationSeriesNumber":"AR-CI-2026-03","publicationSeriesTitle":"Competition Insights","publicationAuthor":"Antitrust Radar Research Team","publicationDate":"2026-08-12","publicationUpdatedAt":"2026-08-12","publicationVersion":"1.0","publicationStatus":"current","signalId":"industry-median-hhi:31","signalDomain":"industries","signalMetricId":"industry-median-hhi","signalMetricLabel":"Median detailed-industry HHI","entityId":"naics-sector-31","entityCode":"31","entityLabel":"Manufacturing","unit":"hhi_points","priorPeriod":"2017","priorYear":2017,"priorValue":415,"latestPeriod":"2022","latestYear":2022,"latestValue":435.6,"delta":20.6,"deltaPercent":5,"direction":"increased","sourceIds":["census-ecnsize-concentration-2017","census-ecnsize-concentration-2022"],"sourcePublishers":["U.S. Census Bureau"],"observation":"Manufacturing moved from a paired-universe median HHI of 415 in 2017 to 435.6 in 2022 (+20.6 HHI points).","interpretation":"The 2022 median is higher than the 2017 median across the same published strict-match screen. Sector medians are orientation statistics, not sector HHI values or legal market findings.","researchQuestion":"Which six-digit industries drive the sector shift, and where do product, geography, entry, conduct, price, quality, or enforcement records justify deeper market-level research?","signalGuardrail":"Sector rows summarize strict six-digit NAICS matches. Their medians are not sector HHI values, legal antitrust markets, liability findings, or causal estimates. Vintage medians and the median of row-level changes are distinct distribution statistics and need not reconcile. Publication coverage varies by metric, and revenue changes are nominal.","insightGuardrail":"Competition Insights are editorial summaries of exact, source-custodied Competition Monitor rows. A dispatch may inventory several signals, but it does not average unlike measures, create a composite score, rank research importance, establish a legal market, identify a cause, or prove market power, competitive harm, liability, or enforcement performance. A sector median is an orientation statistic over a strict matched Census screen. It is not a sector HHI, a legal market, a weighted economy-wide change, or evidence that concentration caused an outcome.","entityHref":"/industries/31-33","explorerHref":"/trends/industries?sector=31#industry-history-workbench","monitorHref":"/economy/monitor?signal=industry-median-hhi%3A31#competition-monitor-console"},{"dispatchId":"industry-concentration-shifts","dispatchSlug":"industry-concentration-shifts-2017-2022","dispatchTitle":"Broad-sector concentration medians did not move as one economy.","dispatchScope":"domain-readout","dispatchDomain":"industries","dispatchUpdatedThrough":"2026-07-18","dispatchHref":"/insights/industry-concentration-shifts-2017-2022","publicationSeriesNumber":"AR-CI-2026-03","publicationSeriesTitle":"Competition Insights","publicationAuthor":"Antitrust Radar Research Team","publicationDate":"2026-08-12","publicationUpdatedAt":"2026-08-12","publicationVersion":"1.0","publicationStatus":"current","signalId":"industry-median-hhi:21","signalDomain":"industries","signalMetricId":"industry-median-hhi","signalMetricLabel":"Median detailed-industry HHI","entityId":"naics-sector-21","entityCode":"21","entityLabel":"Mining, quarrying, and oil and gas extraction","unit":"hhi_points","priorPeriod":"2017","priorYear":2017,"priorValue":349.5,"latestPeriod":"2022","latestYear":2022,"latestValue":390.8,"delta":41.3,"deltaPercent":11.8,"direction":"increased","sourceIds":["census-ecnsize-concentration-2017","census-ecnsize-concentration-2022"],"sourcePublishers":["U.S. Census Bureau"],"observation":"Mining, quarrying, and oil and gas extraction moved from a paired-universe median HHI of 349.5 in 2017 to 390.8 in 2022 (+41.3 HHI points).","interpretation":"The 2022 median is higher than the 2017 median across the same published strict-match screen. Sector medians are orientation statistics, not sector HHI values or legal market findings.","researchQuestion":"Which six-digit industries drive the sector shift, and where do product, geography, entry, conduct, price, quality, or enforcement records justify deeper market-level research?","signalGuardrail":"Sector rows summarize strict six-digit NAICS matches. Their medians are not sector HHI values, legal antitrust markets, liability findings, or causal estimates. Vintage medians and the median of row-level changes are distinct distribution statistics and need not reconcile. Publication coverage varies by metric, and revenue changes are nominal.","insightGuardrail":"Competition Insights are editorial summaries of exact, source-custodied Competition Monitor rows. A dispatch may inventory several signals, but it does not average unlike measures, create a composite score, rank research importance, establish a legal market, identify a cause, or prove market power, competitive harm, liability, or enforcement performance. A sector median is an orientation statistic over a strict matched Census screen. It is not a sector HHI, a legal market, a weighted economy-wide change, or evidence that concentration caused an outcome.","entityHref":"/industries/21","explorerHref":"/trends/industries?sector=21#industry-history-workbench","monitorHref":"/economy/monitor?signal=industry-median-hhi%3A21#competition-monitor-console"},{"dispatchId":"industry-concentration-shifts","dispatchSlug":"industry-concentration-shifts-2017-2022","dispatchTitle":"Broad-sector concentration medians did not move as one economy.","dispatchScope":"domain-readout","dispatchDomain":"industries","dispatchUpdatedThrough":"2026-07-18","dispatchHref":"/insights/industry-concentration-shifts-2017-2022","publicationSeriesNumber":"AR-CI-2026-03","publicationSeriesTitle":"Competition Insights","publicationAuthor":"Antitrust Radar Research Team","publicationDate":"2026-08-12","publicationUpdatedAt":"2026-08-12","publicationVersion":"1.0","publicationStatus":"current","signalId":"industry-median-hhi:81","signalDomain":"industries","signalMetricId":"industry-median-hhi","signalMetricLabel":"Median detailed-industry HHI","entityId":"naics-sector-81","entityCode":"81","entityLabel":"Other services (except public administration)","unit":"hhi_points","priorPeriod":"2017","priorYear":2017,"priorValue":66.1,"latestPeriod":"2022","latestYear":2022,"latestValue":77.7,"delta":11.6,"deltaPercent":17.5,"direction":"increased","sourceIds":["census-ecnsize-concentration-2017","census-ecnsize-concentration-2022"],"sourcePublishers":["U.S. Census Bureau"],"observation":"Other services (except public administration) moved from a paired-universe median HHI of 66.1 in 2017 to 77.7 in 2022 (+11.6 HHI points).","interpretation":"The 2022 median is higher than the 2017 median across the same published strict-match screen. Sector medians are orientation statistics, not sector HHI values or legal market findings.","researchQuestion":"Which six-digit industries drive the sector shift, and where do product, geography, entry, conduct, price, quality, or enforcement records justify deeper market-level research?","signalGuardrail":"Sector rows summarize strict six-digit NAICS matches. Their medians are not sector HHI values, legal antitrust markets, liability findings, or causal estimates. Vintage medians and the median of row-level changes are distinct distribution statistics and need not reconcile. Publication coverage varies by metric, and revenue changes are nominal.","insightGuardrail":"Competition Insights are editorial summaries of exact, source-custodied Competition Monitor rows. A dispatch may inventory several signals, but it does not average unlike measures, create a composite score, rank research importance, establish a legal market, identify a cause, or prove market power, competitive harm, liability, or enforcement performance. A sector median is an orientation statistic over a strict matched Census screen. It is not a sector HHI, a legal market, a weighted economy-wide change, or evidence that concentration caused an outcome.","entityHref":"/industries/81","explorerHref":"/trends/industries?sector=81#industry-history-workbench","monitorHref":"/economy/monitor?signal=industry-median-hhi%3A81#competition-monitor-console"},{"dispatchId":"industry-concentration-shifts","dispatchSlug":"industry-concentration-shifts-2017-2022","dispatchTitle":"Broad-sector concentration medians did not move as one economy.","dispatchScope":"domain-readout","dispatchDomain":"industries","dispatchUpdatedThrough":"2026-07-18","dispatchHref":"/insights/industry-concentration-shifts-2017-2022","publicationSeriesNumber":"AR-CI-2026-03","publicationSeriesTitle":"Competition Insights","publicationAuthor":"Antitrust Radar Research Team","publicationDate":"2026-08-12","publicationUpdatedAt":"2026-08-12","publicationVersion":"1.0","publicationStatus":"current","signalId":"industry-median-hhi:54","signalDomain":"industries","signalMetricId":"industry-median-hhi","signalMetricLabel":"Median detailed-industry HHI","entityId":"naics-sector-54","entityCode":"54","entityLabel":"Professional, scientific, and technical services","unit":"hhi_points","priorPeriod":"2017","priorYear":2017,"priorValue":98.4,"latestPeriod":"2022","latestYear":2022,"latestValue":85.6,"delta":-12.8,"deltaPercent":-13,"direction":"decreased","sourceIds":["census-ecnsize-concentration-2017","census-ecnsize-concentration-2022"],"sourcePublishers":["U.S. Census Bureau"],"observation":"Professional, scientific, and technical services moved from a paired-universe median HHI of 98.4 in 2017 to 85.6 in 2022 (-12.8 HHI points).","interpretation":"The 2022 median is lower than the 2017 median across the same published strict-match screen. Sector medians are orientation statistics, not sector HHI values or legal market findings.","researchQuestion":"Which six-digit industries drive the sector shift, and where do product, geography, entry, conduct, price, quality, or enforcement records justify deeper market-level research?","signalGuardrail":"Sector rows summarize strict six-digit NAICS matches. Their medians are not sector HHI values, legal antitrust markets, liability findings, or causal estimates. Vintage medians and the median of row-level changes are distinct distribution statistics and need not reconcile. Publication coverage varies by metric, and revenue changes are nominal.","insightGuardrail":"Competition Insights are editorial summaries of exact, source-custodied Competition Monitor rows. A dispatch may inventory several signals, but it does not average unlike measures, create a composite score, rank research importance, establish a legal market, identify a cause, or prove market power, competitive harm, liability, or enforcement performance. A sector median is an orientation statistic over a strict matched Census screen. It is not a sector HHI, a legal market, a weighted economy-wide change, or evidence that concentration caused an outcome.","entityHref":"/industries/54","explorerHref":"/trends/industries?sector=54#industry-history-workbench","monitorHref":"/economy/monitor?signal=industry-median-hhi%3A54#competition-monitor-console"},{"dispatchId":"industry-concentration-shifts","dispatchSlug":"industry-concentration-shifts-2017-2022","dispatchTitle":"Broad-sector concentration medians did not move as one economy.","dispatchScope":"domain-readout","dispatchDomain":"industries","dispatchUpdatedThrough":"2026-07-18","dispatchHref":"/insights/industry-concentration-shifts-2017-2022","publicationSeriesNumber":"AR-CI-2026-03","publicationSeriesTitle":"Competition Insights","publicationAuthor":"Antitrust Radar Research Team","publicationDate":"2026-08-12","publicationUpdatedAt":"2026-08-12","publicationVersion":"1.0","publicationStatus":"current","signalId":"industry-median-hhi:53","signalDomain":"industries","signalMetricId":"industry-median-hhi","signalMetricLabel":"Median detailed-industry HHI","entityId":"naics-sector-53","entityCode":"53","entityLabel":"Real estate and rental and leasing","unit":"hhi_points","priorPeriod":"2017","priorYear":2017,"priorValue":93.2,"latestPeriod":"2022","latestYear":2022,"latestValue":103.8,"delta":10.6,"deltaPercent":11.4,"direction":"increased","sourceIds":["census-ecnsize-concentration-2017","census-ecnsize-concentration-2022"],"sourcePublishers":["U.S. Census Bureau"],"observation":"Real estate and rental and leasing moved from a paired-universe median HHI of 93.2 in 2017 to 103.8 in 2022 (+10.6 HHI points).","interpretation":"The 2022 median is higher than the 2017 median across the same published strict-match screen. Sector medians are orientation statistics, not sector HHI values or legal market findings.","researchQuestion":"Which six-digit industries drive the sector shift, and where do product, geography, entry, conduct, price, quality, or enforcement records justify deeper market-level research?","signalGuardrail":"Sector rows summarize strict six-digit NAICS matches. Their medians are not sector HHI values, legal antitrust markets, liability findings, or causal estimates. Vintage medians and the median of row-level changes are distinct distribution statistics and need not reconcile. Publication coverage varies by metric, and revenue changes are nominal.","insightGuardrail":"Competition Insights are editorial summaries of exact, source-custodied Competition Monitor rows. A dispatch may inventory several signals, but it does not average unlike measures, create a composite score, rank research importance, establish a legal market, identify a cause, or prove market power, competitive harm, liability, or enforcement performance. A sector median is an orientation statistic over a strict matched Census screen. It is not a sector HHI, a legal market, a weighted economy-wide change, or evidence that concentration caused an outcome.","entityHref":"/industries/53","explorerHref":"/trends/industries?sector=53#industry-history-workbench","monitorHref":"/economy/monitor?signal=industry-median-hhi%3A53#competition-monitor-console"},{"dispatchId":"industry-concentration-shifts","dispatchSlug":"industry-concentration-shifts-2017-2022","dispatchTitle":"Broad-sector concentration medians did not move as one economy.","dispatchScope":"domain-readout","dispatchDomain":"industries","dispatchUpdatedThrough":"2026-07-18","dispatchHref":"/insights/industry-concentration-shifts-2017-2022","publicationSeriesNumber":"AR-CI-2026-03","publicationSeriesTitle":"Competition Insights","publicationAuthor":"Antitrust Radar Research Team","publicationDate":"2026-08-12","publicationUpdatedAt":"2026-08-12","publicationVersion":"1.0","publicationStatus":"current","signalId":"industry-median-hhi:44","signalDomain":"industries","signalMetricId":"industry-median-hhi","signalMetricLabel":"Median detailed-industry HHI","entityId":"naics-sector-44","entityCode":"44","entityLabel":"Retail trade","unit":"hhi_points","priorPeriod":"2017","priorYear":2017,"priorValue":14,"latestPeriod":"2022","latestYear":2022,"latestValue":25.4,"delta":11.4,"deltaPercent":81.4,"direction":"increased","sourceIds":["census-ecnsize-concentration-2017","census-ecnsize-concentration-2022"],"sourcePublishers":["U.S. Census Bureau"],"observation":"Retail trade moved from a paired-universe median HHI of 14 in 2017 to 25.4 in 2022 (+11.4 HHI points).","interpretation":"The 2022 median is higher than the 2017 median across the same published strict-match screen. Sector medians are orientation statistics, not sector HHI values or legal market findings.","researchQuestion":"Which six-digit industries drive the sector shift, and where do product, geography, entry, conduct, price, quality, or enforcement records justify deeper market-level research?","signalGuardrail":"Sector rows summarize strict six-digit NAICS matches. Their medians are not sector HHI values, legal antitrust markets, liability findings, or causal estimates. Vintage medians and the median of row-level changes are distinct distribution statistics and need not reconcile. Publication coverage varies by metric, and revenue changes are nominal.","insightGuardrail":"Competition Insights are editorial summaries of exact, source-custodied Competition Monitor rows. A dispatch may inventory several signals, but it does not average unlike measures, create a composite score, rank research importance, establish a legal market, identify a cause, or prove market power, competitive harm, liability, or enforcement performance. A sector median is an orientation statistic over a strict matched Census screen. It is not a sector HHI, a legal market, a weighted economy-wide change, or evidence that concentration caused an outcome.","entityHref":"/industries/44-45","explorerHref":"/trends/industries?sector=44#industry-history-workbench","monitorHref":"/economy/monitor?signal=industry-median-hhi%3A44#competition-monitor-console"},{"dispatchId":"industry-concentration-shifts","dispatchSlug":"industry-concentration-shifts-2017-2022","dispatchTitle":"Broad-sector concentration medians did not move as one economy.","dispatchScope":"domain-readout","dispatchDomain":"industries","dispatchUpdatedThrough":"2026-07-18","dispatchHref":"/insights/industry-concentration-shifts-2017-2022","publicationSeriesNumber":"AR-CI-2026-03","publicationSeriesTitle":"Competition Insights","publicationAuthor":"Antitrust Radar Research Team","publicationDate":"2026-08-12","publicationUpdatedAt":"2026-08-12","publicationVersion":"1.0","publicationStatus":"current","signalId":"industry-median-hhi:48","signalDomain":"industries","signalMetricId":"industry-median-hhi","signalMetricLabel":"Median detailed-industry HHI","entityId":"naics-sector-48","entityCode":"48","entityLabel":"Transportation and warehousing","unit":"hhi_points","priorPeriod":"2017","priorYear":2017,"priorValue":259,"latestPeriod":"2022","latestYear":2022,"latestValue":251,"delta":-8,"deltaPercent":-3.1,"direction":"decreased","sourceIds":["census-ecnsize-concentration-2017","census-ecnsize-concentration-2022"],"sourcePublishers":["U.S. Census Bureau"],"observation":"Transportation and warehousing moved from a paired-universe median HHI of 259 in 2017 to 251 in 2022 (-8.0 HHI points).","interpretation":"The 2022 median is lower than the 2017 median across the same published strict-match screen. Sector medians are orientation statistics, not sector HHI values or legal market findings.","researchQuestion":"Which six-digit industries drive the sector shift, and where do product, geography, entry, conduct, price, quality, or enforcement records justify deeper market-level research?","signalGuardrail":"Sector rows summarize strict six-digit NAICS matches. Their medians are not sector HHI values, legal antitrust markets, liability findings, or causal estimates. Vintage medians and the median of row-level changes are distinct distribution statistics and need not reconcile. Publication coverage varies by metric, and revenue changes are nominal.","insightGuardrail":"Competition Insights are editorial summaries of exact, source-custodied Competition Monitor rows. A dispatch may inventory several signals, but it does not average unlike measures, create a composite score, rank research importance, establish a legal market, identify a cause, or prove market power, competitive harm, liability, or enforcement performance. A sector median is an orientation statistic over a strict matched Census screen. It is not a sector HHI, a legal market, a weighted economy-wide change, or evidence that concentration caused an outcome.","entityHref":"/industries/48-49","explorerHref":"/trends/industries?sector=48#industry-history-workbench","monitorHref":"/economy/monitor?signal=industry-median-hhi%3A48#competition-monitor-console"},{"dispatchId":"industry-concentration-shifts","dispatchSlug":"industry-concentration-shifts-2017-2022","dispatchTitle":"Broad-sector concentration medians did not move as one economy.","dispatchScope":"domain-readout","dispatchDomain":"industries","dispatchUpdatedThrough":"2026-07-18","dispatchHref":"/insights/industry-concentration-shifts-2017-2022","publicationSeriesNumber":"AR-CI-2026-03","publicationSeriesTitle":"Competition Insights","publicationAuthor":"Antitrust Radar Research Team","publicationDate":"2026-08-12","publicationUpdatedAt":"2026-08-12","publicationVersion":"1.0","publicationStatus":"current","signalId":"industry-median-hhi:22","signalDomain":"industries","signalMetricId":"industry-median-hhi","signalMetricLabel":"Median detailed-industry HHI","entityId":"naics-sector-22","entityCode":"22","entityLabel":"Utilities","unit":"hhi_points","priorPeriod":"2017","priorYear":2017,"priorValue":692.4,"latestPeriod":"2022","latestYear":2022,"latestValue":602,"delta":-90.4,"deltaPercent":-13.1,"direction":"decreased","sourceIds":["census-ecnsize-concentration-2017","census-ecnsize-concentration-2022"],"sourcePublishers":["U.S. Census Bureau"],"observation":"Utilities moved from a paired-universe median HHI of 692.4 in 2017 to 602 in 2022 (-90.4 HHI points).","interpretation":"The 2022 median is lower than the 2017 median across the same published strict-match screen. Sector medians are orientation statistics, not sector HHI values or legal market findings.","researchQuestion":"Which six-digit industries drive the sector shift, and where do product, geography, entry, conduct, price, quality, or enforcement records justify deeper market-level research?","signalGuardrail":"Sector rows summarize strict six-digit NAICS matches. Their medians are not sector HHI values, legal antitrust markets, liability findings, or causal estimates. Vintage medians and the median of row-level changes are distinct distribution statistics and need not reconcile. Publication coverage varies by metric, and revenue changes are nominal.","insightGuardrail":"Competition Insights are editorial summaries of exact, source-custodied Competition Monitor rows. A dispatch may inventory several signals, but it does not average unlike measures, create a composite score, rank research importance, establish a legal market, identify a cause, or prove market power, competitive harm, liability, or enforcement performance. A sector median is an orientation statistic over a strict matched Census screen. It is not a sector HHI, a legal market, a weighted economy-wide change, or evidence that concentration caused an outcome.","entityHref":"/industries/22","explorerHref":"/trends/industries?sector=22#industry-history-workbench","monitorHref":"/economy/monitor?signal=industry-median-hhi%3A22#competition-monitor-console"},{"dispatchId":"industry-concentration-shifts","dispatchSlug":"industry-concentration-shifts-2017-2022","dispatchTitle":"Broad-sector concentration medians did not move as one economy.","dispatchScope":"domain-readout","dispatchDomain":"industries","dispatchUpdatedThrough":"2026-07-18","dispatchHref":"/insights/industry-concentration-shifts-2017-2022","publicationSeriesNumber":"AR-CI-2026-03","publicationSeriesTitle":"Competition Insights","publicationAuthor":"Antitrust Radar Research Team","publicationDate":"2026-08-12","publicationUpdatedAt":"2026-08-12","publicationVersion":"1.0","publicationStatus":"current","signalId":"industry-median-hhi:42","signalDomain":"industries","signalMetricId":"industry-median-hhi","signalMetricLabel":"Median detailed-industry HHI","entityId":"naics-sector-42","entityCode":"42","entityLabel":"Wholesale trade","unit":"hhi_points","priorPeriod":"2017","priorYear":2017,"priorValue":324.8,"latestPeriod":"2022","latestYear":2022,"latestValue":322,"delta":-2.8,"deltaPercent":-0.9,"direction":"decreased","sourceIds":["census-ecnsize-concentration-2017","census-ecnsize-concentration-2022"],"sourcePublishers":["U.S. Census Bureau"],"observation":"Wholesale trade moved from a paired-universe median HHI of 324.8 in 2017 to 322 in 2022 (-2.8 HHI points).","interpretation":"The 2022 median is lower than the 2017 median across the same published strict-match screen. Sector medians are orientation statistics, not sector HHI values or legal market findings.","researchQuestion":"Which six-digit industries drive the sector shift, and where do product, geography, entry, conduct, price, quality, or enforcement records justify deeper market-level research?","signalGuardrail":"Sector rows summarize strict six-digit NAICS matches. Their medians are not sector HHI values, legal antitrust markets, liability findings, or causal estimates. Vintage medians and the median of row-level changes are distinct distribution statistics and need not reconcile. Publication coverage varies by metric, and revenue changes are nominal.","insightGuardrail":"Competition Insights are editorial summaries of exact, source-custodied Competition Monitor rows. A dispatch may inventory several signals, but it does not average unlike measures, create a composite score, rank research importance, establish a legal market, identify a cause, or prove market power, competitive harm, liability, or enforcement performance. A sector median is an orientation statistic over a strict matched Census screen. It is not a sector HHI, a legal market, a weighted economy-wide change, or evidence that concentration caused an outcome.","entityHref":"/industries/42","explorerHref":"/trends/industries?sector=42#industry-history-workbench","monitorHref":"/economy/monitor?signal=industry-median-hhi%3A42#competition-monitor-console"}]}