Pair screens with exact analytical scope

Every public concentration statistic should travel with its product or industry universe, geography, denominator, vintage, source status, and residual-category treatment.

Source records14report custody

Linked markets8analytical context

Research themes4publication taxonomy

Evidence needs5future verification inputs

Recommendation evidence chain

The source boundary stays visible from analysis to proposed action.

01Published analysisAR-SC-2026-01The U.S. Competition Landscape

02Evidence custody14 sources / 8 marketsLinked context, not independent endorsement

03Normative recommendationAR-PA-002Measurement & scope

04Implementation evidenceNot assessedNo adoption or impact inference

Source report position

The U.S. Competition Landscape

National competition policy needs a shared evidence infrastructure that preserves market definition, geography, vintage, and procedural posture instead of compressing unlike signals into one score.

Intended audience: FTC, DOJ, Congress, state attorneys general, and public data agencies
Policy priority: Near-term
Instrument: Measurement & scope
Publication: AR-SC-2026-01 / version 1.0
Canonical citation: Antitrust Radar Research Team. (2026, July 19). The U.S. Competition Landscape: State of Competition 2026: five evidence systems, no single score. State of Competition, AR-SC-2026-01 (Version 1.0). Antitrust Radar. https://antitrustradar.org/reports/us-competition-landscape-2026

Evidence still needed

Inputs required to investigate the recommendation and its effects.

01Stable cross-agency market identifiers
02Firm-level shares and residual-category rules
03Comparable local ownership and control records
04Merger notification and review outcome tables
05Post-remedy competition outcome measures