Empirical investigations with enterprise level data from official statistics often use the averagewage as a proxy variable for the qualification of the workforce, mostly due to the lack ofdetailed information on the qualification of the employees. This paper uses unique newlyavailable data for...

This research suggests that a Darwinian evolution of entrepreneurial spirit played asignificant role in the process of economic development and the dynamics of inequality withinand across societies. The study argues that entrepreneurial spirit evolved non-monotonicallyin the course of human...