“…Currency valuation, the calculation of the equilibrium exchange rate of a currency, has been a popular topic in international finance from the 1910s to the current times (Cassel, 1916a(Cassel, , 1916bYeager, 1958;Balassa, 1964;Ohno, 1990;Clark and MacDonald, 1998;Takeuchi, 2003;Chang and Shao, 2004;Frankel, 2005;Barisone et al, 2006;Isard, 2007;Wang et al, 2007;Cheung et al, 2010;Subramanian, 2010;Benassy-Quere et al, 2011;Imam and Minoiu, 2011;Sidek et al, 2011;Alper and Civcir, 2012;Garroway et al, 2012;Lopez-Villavicencio et al, 2012;Sato et al, 2012). Currency valuation models are mainly classified as the absolute or relative purchasing power parity (PPP) (Cassel, 1916a(Cassel, , 1916bYeager, 1958;Balassa, 1964;Ohno, 1990;Isard, 2007;Sidek et al, 2011), the Penn effect or Balassa-Samuelson (BS) regression or extended PPP (EPPP) (Takeuchi, 2003;Chang and Shao, 2004;Frankel, 2005;Isard, 2007;Cheung et al, 2010;Subramanian, 2010;Garroway et al, 2012), the behavioral equilibrium exchange rate (BEER) (Clark and MacDonald, 1998;Wang et al, 2007;Benassy-Quere et al, 2011;Imam and Minoiu, 2011;…”