Leaving foreign exchange markets to themselves may not lead to realistic and stable exchange rates. Thus appropriate criteria for interference must be defined. The OPTICA (Optimal Currency Area) Group which was appointed by the European Commission tried to work out appropriate rules for the EC....

In this paper, we argue that credit market imperfections impact not only the level of unemployment, but also its persistence. For this purpose, we first develop a theoretical model based on the equilibrium matching framework of Mortensen and Pissarides (1999) and Pissarides (2000) where we...

This paper analyzes educational choices and political support for subsidies to higher education in the presence of a time-consistency problem in income redistribution. There may be political support for so generous subsidization that it motivates the median voter to obtain higher education. As a...

We build a theoretical model to study whether a minimum wage can be welfare-improving if it is implemented in conjunction with an optimized nonlinear income tax. We consider this issue in a framework where search frictions on the labor market generate unemployment. Workers differ in...