This paper shows that certain real rigidities can help explain high volatility of real exchange rates relative to other macroeconomic aggregates. An international real business cycle model is used to demonstrate that real exchange rate volatility increases if (i) it is costly to move labor...

A search-and-matching model of the labor market is incorporated into a small open economy model with nominal rigidities. This allows the behavior of tradable and nontradable sector unemployment rates to be studied under alternative monetary rules. An examination of dynamics in response to shocks...

The authors show how the causes of and the gains from current account imbalances can be integrated into undergraduate economics courses using the same pedagogical tools that are used to explain comparative advantage and the gains from trade. A nonzero current account provides a mechanism for...

This paper uses a unique new monthly US-UK real exchange rate series for the January 1794-December 2009 period to reexamine the academic debate over purchasing power parity (PPP). The consensus view described by Rogoff (1996) is that PPP holds in the long-run, but short-run deviations are very...