A major issue in the current economic debate is related to the striking difference betweenEurope, Japan and US concerning the level and evolution of unemployment. This paperexplores the micro determinants of these observed stylized facts. In a first part, atheoretical framework is presented...

This paper proposes a model of efficiency wage with endogenous workers flows in interaction with imperfect competition on the product markets. Subject to economy-wide shocks, firms hire and fire workers thus generating a certain turnover. We show that the intensity of this turnover negatively...