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...

Two approaches can be distinguished with respect to modelling entrepreneurship: (i) the approachfocusing on the net development of the number of entrepreneurs in an equilibrium framework and (ii)the approach focusing on the entries and exits of entrepreneurs. In this paper we unify these...