This paper discusses the specificities of the labor market for older workers. It discusses the implications of those specificities for the effect of labor market institutions on the employability of those workers. It shows that while unemployment benefits indexed backwards and hiring costs are...

This paper studies a model of human capital accumulation with real wage rigidity. It is shown that the arbitrage condition between hiring a skilled versus an unskilled worker may be stated as a positive relationship between their relative unemployment rates. It may be the case that this locus is...

We study the incentives to improve ability in a model where heterogeneous firms and workers interact in a labor market characterized by matching frictions and costly screening. When effort in improving ability raises both the mean and the variance of the resulting ability distribution, multiple...