Why do levels of entrepreneurship differ across America's cities? This paper presents basic facts on two measures of … entrepreneurship: the self-employment rate and the number of small firms. Both of these measures are correlated with urban success … entrepreneurship is linked to a large number of small firms in supplying industries. Finally, there is a strong connection between area …

The question of how entrepreneurship relates to income mobility is cogent given the current public debate about the … sources of income inequality and mobility in United States society. We examine how experience with entrepreneurship has … distribution over time, and to see how their mobility (or lack thereof) was affected by involvement with entrepreneurship. Our main …