We extend a model developed by Evans and Jovanovic (1989) to explain when start-ups are credit constrained. We show that the magnitude of the credit constraint is conditioned by the relative productivity of human capital in both wage work and self-employment. The effect of predicted household...

We use creativity theory to analyze the effects of occupational job variety and industry variety on invention quality and entrepreneurial earnings. We test our ideas with survey data from 770 inventor-entrepreneurs who commercialized their own inventions. Results suggest that occupational and...

This on-line appendix contains more details on the sampling process, more details on the sample, a comparison to a matched sample of Canadians, more technical details on various measures and procedures, and further robustness analysis