The 90’s could be characterized as a time in which both developed and emerging countries have su¤ered important episodes of exchange rate instability; some of these periods have resulted in exchange rate devaluations and others, in important exchange rate depreciations. We are interested in...

During the 1990’s several fixed or quasi-fixed exchange rate systems collapsed. Currency crises have happened in both developed and emerging countries so it is necessary to forecast and avoid them. However, financial market crises have been extremely di¢cult to forecast. Economic agents’...