{"license":"https://creativecommons.org/licenses/by/4.0/","dataset":"markets","count":1,"filters":{"markets":["us-mobile-wireless-service"],"marketsMatched":true,"matchedMarketCount":1,"matchedMarketSlugs":["us-mobile-wireless-service"],"unmatchedMarkets":[]},"rows":[{"id":"mkt-wireless","slug":"us-mobile-wireless-service","name":"U.S. mobile wireless service","shortName":"Wireless service","geography":"United States","sector":"Telecommunications","dataVintage":"2023","naicsCode":"517112","industryHref":"/industries/517112","crosswalkHref":"/markets/economy?bridgeMarket=us-mobile-wireless-service&bridgeNaics=517112#market-industry-crosswalk","latestHhi":3550,"concentrationClass":"highly_concentrated","cr4":null,"topFirmShare":null,"hhiAtOrAbove2500":true,"hhiDisclosureGap":false,"dataStatus":"verified","confidenceLevel":"high","sourceCount":1,"policySourceCount":2,"policyEventCount":2,"reportCount":2,"briefAction":"Track roll-ups, serial acquisitions, vertical restraints, and remedy compliance before concentration hardens further.","briefActionLevel":"Immediate review","briefChange":"HHI rose by 444 points from 2017 to 2023, moving from 3,106 to 3,550.","briefComparisonDelta":444,"briefComparisonDirection":"increased","briefComparisonFromYear":2017,"briefComparisonMetric":"hhi","briefComparisonToYear":2023,"briefEvidence":"2 records in the evidence custody chain, 0 latest share rows, 2 linked official records, and 2 related briefs support this profile. Status is verified with high confidence.","briefEvidenceState":"measured_hhi","briefGuardrail":"This brief summarizes the observatory's published market screen. It does not define a legal antitrust market, establish market power, identify anticompetitive conduct, estimate consumer harm, or convert descriptive concentration into a causal claim.","briefHeadline":"Wireless service: highly concentrated, with observed HHI up 444 points.","briefHref":"/markets/us-mobile-wireless-service#overview","briefQuestion":"How does the published concentration screen vary across relevant geographic markets, customer groups, and later source releases?","briefSourceIds":"fcc-2024-cmr|doj-tmobile-sprint-settlement-2019","briefStructure":"The latest 2023 screen reports HHI 3,550, classified as highly concentrated."}]}