The volatility of flexible exchange rates greatly exceeds what most analysts anticipated at the advent of generalized floating. The Dornbusch overshooting model accounts for the fact that exchange rates fluctuate more than the underlying fundamentals. This paper presents a model which may help...

This paper addresses whether currency trades have greater price impact when public information is flowing rapidly. We develop an optimizing model to account for why public news should increase the price impact of trades. Using transaction data made available by electronic trading, we test...

This paper addresses the puzzle of regime-dependent volatility in foreign exchange. We extend the literature in two ways. First, our microstructural model provides a qualitatively new explanation for the puzzle. Second, we test implications of our model using Europe's recent shift to rigidly...