The paper critically considers the endogenous Optimum Currency Areas (or e-OCAs) theory, focussing initially on early studies having identified a relevant link between the creation of a monetary union and an upgrading of trade intensity between member countries, on the one hand, and the increase...

This paper studies the relationship between EMU sustainability and the European Political Union. Following De Grauwe’s suggestions, it is shown that a number of independent economic policies remained in the realm of each member country despite the setting up of EMU could produce shocks putting...