| AR-PA-008Stop hiding concentration inside aggregatesSeparate named firms from Other rows wherever disclosure rules allow, and label residual categories that cannot support HHI. | AR-DN-2026-01Where Public Market-Share Data Runs Out | Immediate | Data disclosure | 2S / 2M4 evidence needs | Not assessed0 implementation records |
| AR-PA-009Release machine-readable market tablesPublish CSV or API tables alongside reports so readers can reproduce HHI, CR4, and source-status labels. | AR-DN-2026-01Where Public Market-Share Data Runs Out | Immediate | Public data infrastructure | 2S / 2M4 evidence needs | Not assessed0 implementation records |
| AR-PA-010Fund public data maintenanceTreat competition datasets as economic infrastructure, not one-off report appendices. | AR-DN-2026-01Where Public Market-Share Data Runs Out | Immediate | Public data infrastructure | 2S / 2M4 evidence needs | Not assessed0 implementation records |
| AR-PA-014Publish local ownership and control dataCreate public registries that identify beneficial ownership, property management, investor class, and common control at local-market geographies. | AR-DN-2026-02Housing Competition Needs Local Ownership Data | Immediate | Ownership transparency | 4S / 1M5 evidence needs | Not assessed0 implementation records |
| AR-PA-015Tie public benefits to disclosureCondition subsidies, tax incentives, public land deals, and major zoning approvals on auditable ownership and control reporting. | AR-DN-2026-02Housing Competition Needs Local Ownership Data | Immediate | Market rules & access | 4S / 1M5 evidence needs | Not assessed0 implementation records |
| AR-PA-016Track roll-ups before they become invisibleMonitor serial acquisitions, property-management consolidation, and institutional holdings at the metro and neighborhood level. | AR-DN-2026-02Housing Competition Needs Local Ownership Data | Immediate | Oversight & investigation | 4S / 1M5 evidence needs | Not assessed0 implementation records |
| AR-PA-001Publish a recurring competition data inventoryCoordinate agency releases across industry concentration, state markets, merger activity, and enforcement records with stable identifiers, machine-readable tables, and documented update schedules. | AR-SC-2026-01The U.S. Competition Landscape | Near-term | Public data infrastructure | 14S / 8M5 evidence needs | Not assessed0 implementation records |
| AR-PA-002Pair screens with exact analytical scopeEvery public concentration statistic should travel with its product or industry universe, geography, denominator, vintage, source status, and residual-category treatment. | AR-SC-2026-01The U.S. Competition Landscape | Near-term | Measurement & scope | 14S / 8M5 evidence needs | Not assessed0 implementation records |
| AR-PA-003Turn missing shares into disclosure prioritiesPrioritize firm-level public reporting where essential markets remain visible only through aggregate shares, usage proxies, or local ownership fragments. | AR-SC-2026-01The U.S. Competition Landscape | Near-term | Data disclosure | 14S / 8M5 evidence needs | Not assessed0 implementation records |
| AR-PA-004Evaluate enforcement with outcome evidenceKeep complaints, decisions, remedies, and monitoring records procedurally distinct, then fund later measurement of prices, entry, quality, choice, and innovation. | AR-SC-2026-01The U.S. Competition Landscape | Near-term | Outcome evaluation | 14S / 8M5 evidence needs | Not assessed0 implementation records |
| AR-PA-011Publish a denominator-specific gateway ledgerReport search, browser, mobile operating-system, social-referral, and AI-assistant evidence with explicit denominators, category rules, vintages, and downloadable histories instead of one platform score. | AR-RB-2026-02Five Digital Gateways | Near-term | Data disclosure | 5S / 5M5 evidence needs | Not assessed0 implementation records |
| AR-PA-012Expose distribution and default pathwaysRequire public records on preinstallation, default placement, referral contracts, app-store access, interoperability, multihoming, and switching friction across gateway layers. | AR-RB-2026-02Five Digital Gateways | Near-term | Market rules & access | 5S / 5M5 evidence needs | Not assessed0 implementation records |
| AR-PA-013Test remedies with outcome measuresTrack whether default, interoperability, portability, access, and distribution remedies change user choice, entry, quality, prices, publisher dependence, or switching over time. | AR-RB-2026-02Five Digital Gateways | Near-term | Outcome evaluation | 5S / 5M5 evidence needs | Not assessed0 implementation records |
| AR-PA-020Publish durable ownership crosswalksRelease annual machine-readable links among branches, insured institutions, bank holding companies, acquisitions, name changes, and reporting corrections so large geographic shifts can be audited across vintages. | AR-RB-2026-03State Banking Structure, 2015-2025 | Near-term | Ownership transparency | 1S / 0M5 evidence needs | Not assessed0 implementation records |
| AR-PA-021Connect state screens to local competition evidencePair statewide deposit concentration with reproducible local deposit, lending, pricing, branch-access, digital-service, and customer-switching measures that better reflect where particular customers compete. | AR-RB-2026-03State Banking Structure, 2015-2025 | Near-term | Data disclosure | 1S / 0M5 evidence needs | Not assessed0 implementation records |
| AR-PA-022Investigate outliers before assigning causeTreat large HHI movements as review flags, then identify whether mergers, entry, exit, ownership reporting, deposit migration, or branch-booking changes explain the observed path. | AR-RB-2026-03State Banking Structure, 2015-2025 | Near-term | Oversight & investigation | 1S / 0M5 evidence needs | Not assessed0 implementation records |
| AR-PA-023Publish compatible detailed-industry flow panelsRelease annual entry, exit, job-flow, firm-age, and size-class measures at stable detailed-industry levels with revision histories and disclosure flags that can be joined responsibly to public structure evidence. | AR-RB-2026-04Business Dynamism Across U.S. Sectors, 1978-2023 | Near-term | Public data infrastructure | 2S / 0M5 evidence needs | Not assessed0 implementation records |
| AR-PA-024Build public ownership and event crosswalksLink establishments and firms to common control, mergers, divestitures, entry, exit, financing events, and identifier changes so researchers can distinguish organic dynamism from ownership and reporting transitions. | AR-RB-2026-04Business Dynamism Across U.S. Sectors, 1978-2023 | Near-term | Ownership transparency | 2S / 0M5 evidence needs | Not assessed0 implementation records |
| AR-PA-025Evaluate mechanisms and outcomes separatelyFund reproducible studies that pre-specify demand, technology, financing, regulation, merger, and market-power hypotheses and test prices, quality, wages, innovation, access, and entry without compressing them into one competition score. | AR-RB-2026-04Business Dynamism Across U.S. Sectors, 1978-2023 | Near-term | Outcome evaluation | 2S / 0M5 evidence needs | Not assessed0 implementation records |
| AR-PA-026Publish stable transaction identifiersCreate durable public identifiers that connect HSR notification, clearance, Second Request, public challenge, remedy, abandonment, and later outcome records without disclosing confidential filing content. | AR-RB-2026-05The Federal Merger Review Pipeline, 2016-2025 | Near-term | Public data infrastructure | 1S / 0M5 evidence needs | Not assessed0 implementation records |
| AR-PA-027Release reusable procedural tablesPublish documented industry, transaction-value, transaction-type, agency, timing, and procedural-stage tables with machine-readable suppression and revision rules. | AR-RB-2026-05The Federal Merger Review Pipeline, 2016-2025 | Near-term | Data disclosure | 1S / 0M5 evidence needs | Not assessed0 implementation records |
| AR-PA-028Study the wider acquisition universeFund transparent measurement of exempt, below-threshold, serial, and otherwise unreported acquisitions so HSR activity is not mistaken for a census of U.S. mergers. | AR-RB-2026-05The Federal Merger Review Pipeline, 2016-2025 | Near-term | Oversight & investigation | 1S / 0M5 evidence needs | Not assessed0 implementation records |
| AR-PA-029Evaluate outcomes after defining the marketLink public procedural records to rigorous later evidence on prices, quality, entry, employment, innovation, access, divestiture performance, and remedy durability. | AR-RB-2026-05The Federal Merger Review Pipeline, 2016-2025 | Near-term | Outcome evaluation | 1S / 0M5 evidence needs | Not assessed0 implementation records |
| AR-PA-030Publish privacy-safe local provider structureRelease provider identities, connection shares, coverage counts, and common-control crosswalks at stable geographies under documented disclosure rules so researchers can inspect structure beyond a median. | AR-RB-2026-06Fixed Broadband Concentration Across Geographic Scales, 2020-2024 | Near-term | Data disclosure | 1S / 1M5 evidence needs | Not assessed0 implementation records |
| AR-PA-031Report the full geographic distributionPublish quantiles, tails, exclusions, revisions, and area counts alongside state, county, and census-tract medians so changes in the middle are not mistaken for changes everywhere. | AR-RB-2026-06Fixed Broadband Concentration Across Geographic Scales, 2020-2024 | Near-term | Measurement & scope | 1S / 1M5 evidence needs | Not assessed0 implementation records |
| AR-PA-032Connect structure to broadband outcomesLink stable geographic identifiers to prices, advertised and delivered speeds, latency, reliability, outages, adoption, quality, switching, and customer complaints. | AR-RB-2026-06Fixed Broadband Concentration Across Geographic Scales, 2020-2024 | Near-term | Outcome evaluation | 1S / 1M5 evidence needs | Not assessed0 implementation records |
| AR-PA-033Build an auditable event historyPublish entry, exit, buildout, subsidy, technology, ownership, merger, and reporting-change records that can test why geographic concentration paths moved without inferring cause from HHI alone. | AR-RB-2026-06Fixed Broadband Concentration Across Geographic Scales, 2020-2024 | Near-term | Public data infrastructure | 1S / 1M5 evidence needs | Not assessed0 implementation records |
| AR-PA-034Publish complete state insurer-share tablesRelease insurer identities, enrollment shares, common-control links, denominator rules, suppression flags, and reproducible HHI calculations for every jurisdiction under stable identifiers. | AR-RB-2026-07State Individual Insurance Concentration, 2024 | Near-term | Data disclosure | 1S / 1M5 evidence needs | Not assessed0 implementation records |
| AR-PA-035Build a comparable annual market panelPublish annual state vintages with plan entry, exit, mergers, service areas, exchange participation, ownership changes, revisions, and product-definition changes kept explicit. | AR-RB-2026-07State Individual Insurance Concentration, 2024 | Near-term | Public data infrastructure | 1S / 1M5 evidence needs | Not assessed0 implementation records |
| AR-PA-036Connect structure to public outcomesLink stable state, insurer, and plan identifiers to premiums, actuarial value, claims, denials, network breadth, quality, enrollment, switching, complaints, and geographic access. | AR-RB-2026-07State Individual Insurance Concentration, 2024 | Near-term | Outcome evaluation | 1S / 1M5 evidence needs | Not assessed0 implementation records |
| AR-PA-037Separate ACA evidence from other insurance systemsKeep employer-sponsored insurance, Medicare, Medicaid, and other product systems in separately documented analytical universes rather than treating one individual-market screen as a state health-care score. | AR-RB-2026-07State Individual Insurance Concentration, 2024 | Near-term | Measurement & scope | 1S / 1M5 evidence needs | Not assessed0 implementation records |
| AR-PA-005Publish HHI with the source tableWhen an agency cites concentration, release the firm-level shares or state clearly why only a source-reported HHI can be published. | AR-MM-2026-01How HHI Helps Explain Market Concentration | Foundation | Data disclosure | 3S / 3M4 evidence needs | Not assessed0 implementation records |
| AR-PA-006Label proxy markets plainlyUsage-share, passenger, prescription, or revenue proxies should be named as proxies before readers infer legal conclusions. | AR-MM-2026-01How HHI Helps Explain Market Concentration | Foundation | Measurement & scope | 3S / 3M4 evidence needs | Not assessed0 implementation records |
| AR-PA-007Show the uncertaintyPair HHI with CR4, top-firm share, confidence level, and a short note about missing firms or aggregated residual rows. | AR-MM-2026-01How HHI Helps Explain Market Concentration | Foundation | Measurement & scope | 3S / 3M4 evidence needs | Not assessed0 implementation records |
| AR-PA-017Publish regional procurement-share tablesRelease individual packer purchase shares by stable procurement geography and year, with denominators, common-control links, disclosure rules, and revision histories kept explicit. | AR-RB-2026-01Beef Meatpacking Buyer Power | Foundation | Data disclosure | 3S / 1M5 evidence needs | Not assessed0 implementation records |
| AR-PA-018Build a public capacity and transaction historyConnect plants, owners, capacity, entry, exit, acquisitions, divestitures, and identifier changes so researchers can distinguish structural change from reporting change. | AR-RB-2026-01Beef Meatpacking Buyer Power | Foundation | Ownership transparency | 3S / 1M5 evidence needs | Not assessed0 implementation records |
| AR-PA-019Evaluate producer and buyer-side outcomesStudy bids, cattle prices, transportation options, quality terms, entry, capacity utilization, and wholesale spreads inside defensible procurement markets without treating the national CR4 as a causal result. | AR-RB-2026-01Beef Meatpacking Buyer Power | Foundation | Outcome evaluation | 3S / 1M5 evidence needs | Not assessed0 implementation records |