This article lays out the general economic principles of exchange rate policy and provides an overview of the four country cases that have been included in this special edition of the journal: Mexico, Brazil, Argentina, and Venezuela. Three main currency regimes are discussed: the fixed but...

Given that a financial crisis in the capital and foreign exchange markets, caused by a sudden loss of confidence, has taken place, how are the effects transmitted to the real economy? Why must such a crisis cause a recession, or even a depression? How can such transmission to the real economy be...