In this paper, a short survey is given on the contents and some problems of the theory of optimal currency areas. In addition, a new criterion for the assessment of the optimality of a currency area is proposed: the ability of member states of a monetary union to adjust their economic system to...

A European Monetary Union (EMU) and the complete transfer of the responsibility for monetary policy to a European central bank are no longer utopian ideas, but a politically highly relevant possibility. The question how economic policy goals can be achieved within such a monetary union is...

Against the background of the recent housing boom and bust in countries such as Spain and Ireland, we investigate in this paper the macroeconomic consequences of cross-border banking in monetary unions such as the euro area. For this purpose, we incorporate in an otherwise standard two-region...