Mokoena, Thabo; Gupta, Rangan; Eyden, Renee van - Department of Economics, Faculty of Economic and … - 2008
This paper attempts to provide evidence indicating that the Purchasing Power Parity (PPP) puzzle is becoming less of a puzzle. It present the results of Augmented Dickey-Fuller (ADF) test, nonlinear tests of nonstationarity, and Bayesian unit root tests, applied to ten SADC countries. The...