{"license":"https://creativecommons.org/licenses/by/4.0/","dataset":"atlas","mode":"workspace","updatedThrough":"2026-08-15","citation":"Antitrust Radar, Atlas Research Workspace: Research and development in the physical, engineering, and life sciences; Research and development in the physical, engineering, and life sciences (except nanotechnology and biotechnology) (2026-08-15); 2 canonical profiles and 1 declared supporting edges.","guardrail":"The workspace assembles canonical profiles and declared Atlas edges for research navigation. A direct edge preserves only its encoded evidence statement. A multi-hop route does not establish a direct endpoint relationship, make unlike measures comparable, define a legal market, assign ownership, control, liability, or causation, or prove a policy effect.","filters":{"duplicateItems":[],"items":["industry:54171","industry:541715"],"itemsMatched":true,"requestedItems":["industry:54171","industry:541715"],"truncated":false,"unmatchedItems":[],"layer":"all","layerMatched":true,"view":"map"},"diagnostics":{"bridgeDependenceRate":0,"confidenceCounts":{"bounded":0,"high":1,"low":0,"medium":0},"connectedPairRate":1,"directPairRate":1,"layerCounts":[{"count":1,"layer":"measurement"},{"count":0,"layer":"organization"},{"count":0,"layer":"enforcement"},{"count":0,"layer":"research"}],"sourceBearingEdgeCount":1,"sourceCoverageRate":1,"transitNodes":[]},"summary":{"bridgedPairCount":0,"connectedPairCount":1,"connectorNodeCount":0,"directPairCount":1,"disconnectedPairCount":0,"layerCount":1,"ledgerEdgeCount":1,"nodeKindCount":1,"pairCount":1,"selectedNodeCount":2,"sourceCount":1},"selectedNodes":[{"id":"industry:54171","kind":"industry","label":"Research and development in the physical, engineering, and life sciences","shortLabel":"54171 Research and dev...","description":"2022 Economic Census employer-firm concentration screen for NAICS 54171.","href":"/industries/54171","metricLabel":"Revenue HHI","metricValue":"62.2","detail":"16.5K firms / 331.2B revenue","status":"published","year":2022,"color":"#f59e0b","searchText":"54171 research and development in the physical, engineering, and life sciences 54","connectionCount":5},{"id":"industry:541715","kind":"industry","label":"Research and development in the physical, engineering, and life sciences (except nanotechnology and biotechnology)","shortLabel":"541715 Research and de...","description":"2022 Economic Census employer-firm concentration screen for NAICS 541715.","href":"/industries/541715","metricLabel":"Revenue HHI","metricValue":"117.2","detail":"10.5K firms / 195.7B revenue","status":"published","year":2022,"color":"#f59e0b","searchText":"541715 research and development in the physical, engineering, and life sciences (except nanotechnology and biotechnology) 54","connectionCount":4}],"connectorNodes":[],"pairs":[{"id":"industry:54171--industry:541715","leftId":"industry:54171","leftLabel":"Research and development in the physical, engineering, and life sciences","rightId":"industry:541715","rightLabel":"Research and development in the physical, engineering, and life sciences (except nanotechnology and biotechnology)","status":"direct","directEdgeCount":1,"shortestHopCount":1,"alternativeShortestPathCount":0,"primaryPathNodeIds":["industry:54171","industry:541715"],"primaryPathEdgeIds":["industry-hierarchy:541715:54171"]}],"sources":[{"edgeCount":1,"href":"/sources/census-ecnsize-concentration-2022","id":"census-ecnsize-concentration-2022","label":"2022 Economic Census Concentration of Largest Firms","sourceUrl":"https://www2.census.gov/programs-surveys/economic-census/data/2022/sector00/EC2200SIZECONCEN.zip"}],"rows":[{"id":"industry-hierarchy:541715:54171","layer":"measurement","relationshipType":"industry_hierarchy","relationshipLabel":"NAICS parent classification","fromId":"industry:541715","fromKind":"industry","fromLabel":"Research and development in the physical, engineering, and life sciences (except nanotechnology and biotechnology)","fromHref":"/industries/541715","toId":"industry:54171","toKind":"industry","toLabel":"Research and development in the physical, engineering, and life sciences","toHref":"/industries/54171","evidenceLabel":"2022 NAICS hierarchy","evidenceDetail":"Research and development in the physical, engineering, and life sciences (except nanotechnology and biotechnology) (NAICS 541715) is classified under Research and development in the physical, engineering, and life sciences (NAICS 54171) 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."}]}