Research on entrepreneurship has received an increased amount of interest in recent years, with self-employment being used as the most common proxy for "entrepreneurship" in empirical studies. However, there are various ways of defining self-employment, making it a somewhat dubious proxy. This...

Hurst and Lusardi (2004) recently challenged the long-standing belief that liquidity constraints are important causal determinants of entry into self-employment. They demonstrate that the oft-cited positive relationship between entry rates and assets is actually unchanging as assets increase...