{"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. 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and reallocation are distinct measures. aggregate movement does not identify a competition cause or welfare effect. firm-age, establishment-age, place, sector, financing, demand, technology, regulation, ownership, and merger context under stable definitions. economic researchers, policymakers, regional analysts, and reporters ar-rb-2026-04 business dynamism across u.s. sectors, 1978-2023 ar-ci-2026-06 every national business-flow rate in the monitor was lower in 2023 than in 2022.","connectionCount":8,"x":598,"y":260,"distance":1,"radius":11,"labelVisible":true},{"id":"source:census-ecnsize-concentration-2022","kind":"source","label":"2022 Economic Census Concentration of Largest Firms","shortLabel":"U.S. Census Bureau","description":"Economy-wide national firm concentration statistics by 2022 NAICS industry including revenue-based HHI and largest-firm concentration ratios.","href":"/sources/census-ecnsize-concentration-2022","metricLabel":"Access 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