Using data on the near-universe of online US job vacancies collected by Burning Glass Technologies in 2016, we calculate labor market concentration using the Herfindahl-Hirschman index (HHI) for each commuting zone by 6-digit SOC occupation. The average market has an HHI of 3,953, or the...

The level of entrepreneurship differs considerably across countries and periods. Both thecauses and consequences of entrepreneurship are a matter of extensive scientific debate aswell as of great policy importance. A high level of entrepreneurial activity is assumed andshown to contribute to...