Recent theoretical developments in exchange rate economics have led to important new insights into the functioning of the foreign exchange market. The simple models of the 1970s, which could not withstand empirical evaluation, have been succeeded by more complex models that draw on theoretical...

This paper defines “interdependence” as high correlations across markets during all states of the world and “contagion” as the spillovers from extreme negative events. Interdependence has increased dramatically over time, especially within the euro area, even after controlling for global...