In this paper we study the sources of wage growth. We identify the contribution to such growth of general, sector specific and firm specific human capital. Our results are interpretable within the context of a model where the returns to human capital may be heterogeneous and where firms may...

In this paper we reassess the evidence on labor income risk. There are two leading views on the nature of the income process in the current literature. The .first view, which we call the .Restricted Income Profiles.(RIP) process, holds that individuals are subject to large and very persistent...

I develop and estimate a model of the labor market in which precautionary savings interacts with labour market frictions to produce substantial inequality in wealth among ex ante identical workers. I show that a model of on-the-job search,in which workers are risk averse and markets are...