In this paper, we develop a dynamic model of firm-level bargaining, along the lines of Manning (1993). In this context, we provide a firm level wage equation that explicitly accounts for firm heterogeneity. This wage equation explains inter-firm wage differentials by differences in labour...

This paper analyses optimum income taxation in a model with endogenous job destruction that gives rise to unemployment. It is shown that optimal tax schemes comprise both payroll and layoff taxes when the state provides public unemployment insurance and aims at redistributing income. The optimal...