This paper analyzes the optimum pricing policies of a multiproduct monopoly in the presence of inflation and fixed costs of nominal price changes. The authors examine the conditions which lead to staggered or synchronized pricing policies when the timing of price changes is endogenous. Two...

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...

This paper analyses the effect immigration has on the wages of native workers. Unlike most previous work, we estimate wage effects along the distribution of native wages. We derive a flexible empirical strategy that does not rely on pre-allocating immigrants to particular skill groups. In our...

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...