In this paper we examine the international implications of monetary union in the European Community (EMU), and the associated international costs and benefits. We consider prospective changes in international institutions, the potential role of the ecu as an international currency, and the...

This paper addresses the puzzle of regime-dependent volatility in foreign exchange. We extend the literature in two ways. First, our microstructural model provides a qualitatively new explanation for the puzzle. Second, we test implications of our model using Europe's recent shift to rigidly...