An important puzzle in international finance is the failure of the forward exchange rate to be a rational forecast of the future spot rate. It has often been suggested that this puzzle may be resolved by using better statistical procedures that correct for both non-stationarity and nonnormality...

This article examines the rationality of forecasts of 11 macroeconomic variables. Among the nonstationary series, only surveys of housing starts, the unemployment rate, and the trade balance are rational forecasts. Among the stationary series, survey forecasts for only consumer prices and...