In recent years we have seen a growing number of banking and financial crises in emerging market countries, with great costs to their economies. But we now have a much better understanding of why these crises occur and a better idea how they can be prevented

Instead of focusing the debate about the conduct of monetary policy on whether the normal exchange rate should be fixed or flexible, the focus should be on whether the monetary policy regime appropriately constrains discretion in monetary policymaking. Three frameworks deserve serious discussion...