Reports and summarizes issues important to entrepreneurs and small business owners.

We introduce a taxonomy that classifies industries using three criteria: net growth in the number of firms; the interrelationship between firm entry and firm exit; and the degree of urban-bias in industry growth. We show that in 9 of 15 two-digit NAICS industries investigated, there is evidence...

The fraction self-employed rises in recessions because wage work is more sensitivethan self-employment to the business cycle, not because of necessityentrepreneurship. Graduating during a recession reduces the probability of starting a business forthe next 11 years.