Milton Friedman was a strong proponent of flexible exchange rates accompanied by a domestic monetary rule. He believed that such a combination would deliver superior economic performance and would also be more consistent with democratic principles than a regime based on fixed exchange rates and...

The theory of optimum-currency-areas was conceived and developed in three highly influential papers, written by Mundell (1961), McKinnon (1963) and Kenen (1969). Those authors identified characteristics that potential members of a monetary union should ideally possess in order to make it...

Owing to dissatisfaction with the IMF’s de jure classification of exchange-rate regimes, a substantial literature has emerged presenting de facto classifications of exchange-rate systems and using the latter classifications to compare performances of alternative regimes in terms of key...