This paper investigates the monetary regime choice between a monetary union and a flexible exchange rate regime in a large open economy framework. The classical approach argues that a monetary union should be established between countries with positively correlated shocks so that the cost of the...

The enlargement of the European Monetary Union is likely to lead to an increase in uncertainty regarding the transmission of monetary policy for the larger union. Adding new members to the central bank council will in addition imply that the policy reaction of the enlarged council will be...