Bjørnland, Hilde C.; Hungnes, Håvard - 2005
This paper addresses the purchasing power parity (PPP) puzzle for a commodity currency. In particular, we analyse the …, PPP does not hold in the long run. We show that once we also control for the effect of the interest rate differential in … the real exchange rate relationship, the discrepancies from PPP are fully accounted for. Furthermore, with the interest …