Güney, Pelin Öge; Telatar, Erdinç; Hasanov, Mübariz - In: Applied Economics Letters 19 (2012) 2, pp. 139-144
The validity of Purchasing Power Parity (PPP) is re-examined using data for some emerging market economies and African countries, extending recent works of Doğanlar <italic>et al.</italic> (2009) and Chang <italic>et al.</italic> (2010), respectively. For this purpose, we apply new unit root tests that allow for nonlinearities...
