A traditional OCA criterion holds that the more symmetric the shock exposure of countries, the more suited they are for currency union. According to Frankel and Rose (1998, 2002), growing correlation of the ex post income fluctuations of members also can provide endogenous justification for...

A traditional OCA criterion holds that the more symmetric the shock exposure of countries, the more suited they are for currency union. According to Frankel and Rose (1998, 2002), growing correlation of the ex post income fluctuations of members also can provide endogenous justification for...

Omitted from traditional OCA criteria, price effects are important because regional monetary union protects from pricing risks and contributes to greater uniformity and efficiency in price setting. Among member countries it reduces price dispersion in tradables in part by irrevocably fixing the...

Regional monetary union offers important income and price-level insurance to its members. The welfare gains available through the completion of financial markets from income and consumption insurance alone are especially large. They are much greater than those available from access to...