Using the recent EC Commission report `One Market, One Money' as a point of reference, we consider the merits of a single currency in Europe. The main benefit is the reduction in transaction costs, which the report estimates at 0.4% of European Community (EC) GDP (but much less in countries with...

The paper uses a general equilibrium model of regional labor markets, in which national and local factors interact to determine local wages and unemployment; when mobility between regions is obstructed by rent subsidies and controls, unemployment and wage differentials arise. Because...