Chang, Tsangyao; Liu, Wen-Chi; Tzeng, Han-Wen; Yu, Chin-Ping - In: Applied Economics Letters 17 (2010) 12, pp. 1223-1228
In this study, the panel Seemingly Unrelated Regressions Augmented Dickey-Fuller (SURADF) tests advanced by Breuer et al. (2001) are used to test the validity of Purchasing Power Parity (PPP) for G-7 countries over the period 1980M1 to 2008M5. The empirical results from several panel-based unit...