This paper surveys recent work in equilibrium models of labor markets characterized by search and recruitment frictions and by the need to reallocate workers across productive activities. The duration of unemployment and jobs and wage determination are treated as endogenous outcomes of job...

We study the impact of new technologies (NT) on wages and employment using a unique panel that matches data on individuals and on their firms. As found in the United States (Krueger (1993)), we show that computer users are better paid than non-users (between 15% and 20% more). But we also show...