The introduction of the euro opens the door to a major advance in our understanding of how a common currency affects economic activity ranging from trade and foreign direct investment to wage-setting behaviour and corporate business strategies. Regarding the euro's trade effects we confirm the...

Financial stability is paramount to the proper functioning of open markets and is deeply affected by financial fragmentation. Both financial stability and financial fragmentation have unintended consequences on optimal currency areas. In this paper, we survey the original optimal currency areas...