Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Correlations Between Different Measures of Market Structure
| −log(HHI)−95% | −log(HHI)−30 km | −log(HHI)−30 min | −log(HHI)-predicted flows | Mean | Standard deviation | |
|---|---|---|---|---|---|---|
| −log(HHI)-95% | 1.00 | 0.7483 | 0.5639 | |||
| −log(HHI)-30 km | 0.48 | 1.00 | 1.4860 | 0.9053 | ||
| −log(HHI)-30 min | 0.43 | 0.92 | 1.00 | 1.2686 | 0.8081 | |
| −log(HHI)-predicted flows | 0.47 | 0.92 | 0.86 | 1.00 | 1.0458 | 0.5930 |
Notes. HHI, Herfindahl-Hirschman Indexes.
