{"license":"https://creativecommons.org/licenses/by/4.0/","dataset":"atlas","mode":"workspace","updatedThrough":"2026-08-15","citation":"Antitrust Radar, Atlas Research Workspace: Geographic Competition; Food systems and buyer power (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. 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connect place-based concentration screens to their exact geography, source vintage, ownership rules, and local-market research needs. a statewide, county, tract, or national screen does not establish a legal geographic market. medians of local hhis are not interchangeable with one national hhi. area-level shares and distributions, ownership and entry histories, local prices and quality, commuting or procurement patterns, capacity, switching, and stable geographic definitions. local officials, researchers, journalists, and community advocates ar-sc-2026-01 the u.s. competition landscape ar-dn-2026-02 housing competition needs local ownership data ar-rb-2026-03 state banking structure, 2015-2025 ar-rb-2026-06 fixed broadband concentration across geographic scales, 2020-2024 ar-rb-2026-07 state individual insurance concentration, 2024 ar-ci-2026-04 geographic concentration screens point in different directions at different scales. ar-ci-2026-05 national fixed-broadband hhi rose while three geographic medians fell.","connectionCount":17},{"id":"issue:food-buyer-power","kind":"issue","label":"Food systems and buyer power","shortLabel":"Food buyer power","description":"How does buyer concentration in regional cattle procurement affect producer options, contract terms, and supply-chain resilience?","href":"/issues/food-systems-and-buyer-power","metricLabel":"Bounded markets","metricValue":"1","detail":"1 separately defined market / editorial research program","status":"issue program","year":2019,"color":"#c026d3","searchText":"food systems and buyer power food buyer power procurement options, regional boundaries, and resilience the program follows the usda national beef-packer cr4 series into a buyer-power research frame while preserving the need for regional procurement markets and firm-level evidence. how does buyer concentration in regional cattle procurement affect producer options, contract terms, and supply-chain resilience? which plant-level purchases, procurement distances, capacity, contracts, and prices define regional buyer alternatives? how do entry, exit, outages, captive supply, and transportation costs change producer bargaining options? which firm-level records can disaggregate the national cr4 without inferring equal shares among the four largest buyers? u.s. steer and heifer purchases by beef packers beef meatpacking food and agriculture","connectionCount":4}],"connectorNodes":[],"pairs":[{"id":"topic:geographic-competition--issue:food-buyer-power","leftId":"topic:geographic-competition","leftLabel":"Geographic Competition","rightId":"issue:food-buyer-power","rightLabel":"Food systems and buyer power","status":"direct","directEdgeCount":1,"shortestHopCount":1,"alternativeShortestPathCount":0,"primaryPathNodeIds":["topic:geographic-competition","issue:food-buyer-power"],"primaryPathEdgeIds":["topic-issue:geographic-competition:food-buyer-power"]}],"sources":[],"rows":[{"id":"topic-issue:geographic-competition:food-buyer-power","layer":"research","relationshipType":"topic_issue","relationshipLabel":"Declared issue-program membership","fromId":"topic:geographic-competition","fromKind":"topic","fromLabel":"Geographic Competition","fromHref":"/research/topics/geographic-competition","toId":"issue:food-buyer-power","toKind":"issue","toLabel":"Food systems and buyer power","toHref":"/issues/food-systems-and-buyer-power","evidenceLabel":"Research topic issue contract","evidenceDetail":"Food systems and buyer power is explicitly included in the Geographic Competition institutional research contract.","sourceId":null,"sourceUrl":null,"confidenceLevel":"bounded","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"A topic-to-issue link records one declared institutional membership. 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