Stengos, Thanasis; Yazgan, M. Ege - Department of Economics and Finance, College of … - 2012
In this paper we use a long memory framework to examine the validity of the Purchasing Power Parity (PPP) hypothesis using both monthly and quarterly data for a panel of 47 countries over a fifty year period (1957 to 2009). The analysis focusses on the long memory parameter d that allows us to...