This paper examines annual commodity price data from England and Holland over a span of seven centuries. Our data set incorporates transactions prices on 8 commodities: barley, butter, cheese, eggs, oats, peas, silver, wheat as well as pound/shilling nominal exchange rates going back, in some...

This paper reviews the large and growing literature which tests PPP and other models of the long-run real exchange rate. We distinguish three different stages of PPP testing and focus on what has been learned from each. The most important overall lesson has been that the real exchange rate...