County level data on the propensity to entrepreneurship of Whites versus that of African Americans and its determinants.
Number of Firms: US Census Survey of Business Owners (SBO,
census.gov).
Size of the labor force, unemployment, the percentage of population with college and graduate degrees, and the number of owner-occupied houses: US Census American Community Survey (ACS,
census.gov). Ratio between proprietors and wage-and-salary income: Bureau of Economic Analysis, (BEA,
bea.gov).