It is generally accepted that adjustment must occur to ultimately remove the imbalances from the international monetary system. The dispute has been between a view that the system will end abruptly and soon and a view that is will last for years more with a smooth adjustment in interest rates...

Do economic factors influence exchange rates? Or does market sentiment play a bigger role? Are short-run exchange rates predictable? Greg Hopper reviews exchange-rate economics, focusing on what is predictable and what isn't. He also examines the practical implications of exchange-rate theories...

On an international level, countries often engage in vigorous debate about which type of exchange-rate system to follow – fixed or flexible? A question central to that debate is: Does one particular exchange-rate system promote a more stable economic environment?

A narrowing of the U.S. current account deficit through exchange rate movements is likely to entail a substantial depreciation of the dollar, as stressed in the widely cited contribution by Obstfeld and Rogoff (2005). We assess how the adjustment is affected by the high degree of international...