We exploit time variation in the degree of development of local credit markets and matched employer-employee data to assess the role of the firm as an internal credit market. In less developed local credit markets firms can offer a atter wage-tenure profile than firms in more developed credit...

This paper studies the costs of adjusting employment, distinguishing between firms’ firing and workers’ mobility costs. We construct a simple dynamic general equilibrium model of labor demand and supply and show that only the joint response of employment and wages to firm level shocks can...

We contrast two potential explanations of the substantial di¤erences in entrepreneurial activity observed across geographical areas: entry costs and external effects. We extend the Lucas model of entrepreneurship to allow for heterogeneous entry costs and for externalities that shift the...