By using an original dataset, this paper analyzes the sustainability of Italy's current accounts over the years 1861-2010. We find empirical support to sustainability: the Italian economy used external deficits (surpluses) to smooth aggregate consumption. Persistent current account deficits from...

This paper investigates the relationships between country characteristics and the validity of PPP. We use three alternative time series methods to test for the stationarity of real exchange rates for each of the 72 countries over the period from 1976 to 2005. Our result shows that the evidence...