RUIZ-NÁPOLES, PABLO - In: Contributions to Political Economy 23 (2004) 1, pp. 65-80
In this paper the Purchasing Power Parity (PPP) theory and its criticisms are analysed. The majority of studies show that in most cases, the PPP indicator is not a good predictor for nominal exchange rate changes, nor a good indicator of relative competitiveness between countries. Instead,...