Economic observatory / bounded measures
Antitrust indicator atlas
Find a measure, inspect its coverage, and follow its source records. Units, periods, and missing observations remain visible when comparing indicators.
Public coverage geometry
Where the indicator registry has depth
y = public rows (log)
MarketsIndustriesGeographiesNational contextDynamismMergersSingle-year snapshot
- Indicator series
- 306 bounded domains
- Observations
- 14,4274,092 bounded entities
- Relationship lenses
- 156,194 same-period pairs
- Source families
- 191978-2026
One bounded measureEvery series keeps its own unit, universe, period basis, source record, and documented methodology.
No composite indexRelationship views pair exact periods; they do not merge unlike measures or establish causal market power.
Census industries / Percent
Detailed industry CR4
Four-firm share of industry value for six-digit 2022 NAICS industries.- Rows
- 897
- NAICS industry
- 897
- Coverage
- 2022
Selected lens
Industry CR4 rankingOrdered naics industry records with fixed ranks, pinned comparisons, and exact source custody.- Visible frame
- Loading Preparing bounded observation records
- Selected record
- Pending Available when observation records load
- Benchmark
- Pending Computed after the bounded frame loads
- Evidence route
- Loading Resolving source custody
Evidence scopeAll source records
Ranking lens
Industry CR4 ranking
Figure lens
Industry CR4 / RankingOrdered naics industry records with fixed ranks, pinned comparisons, and exact source custody.- Visible frame
- Loading Preparing bounded observation records
- Selected record
- Pending Available when observation records load
- Benchmark
- Pending Computed after the bounded frame loads
- Reuse route
- JSON / CSV same bounded query state
Loading observation datasetPreparing the bounded Industry CR4 series.
Comparison boundaryA NAICS industry is a statistical classification, not a legally defined antitrust market. Use these national revenue concentration measures to screen where deeper product and geographic market analysis may be warranted, not to infer market power or liability.
Method note