Currency crises are usually associated with large real depreciations. In some countries real depreciations are perceived to be very costly(''fear of floating''). In this paper we try to understand the reasons behind this fear. We first look at episodes of currency crises in the '90s and...

Central banks frequently intervene in foreign exchange markets to reduce volatility or to correct misalignments. Such operations may be successful if they drive away destabilizing speculators. However, the speculators do not simply vanish but may reappear on other foreign exchange markets. Using...

In this paper, we investigate the behavior of the exchange rate within the framework of an asset pricing model. We assume boundedly rational agents who use simple rules to forecast the future exchange rate. They test these rules continuously using two learning mechanisms. The first one, the...