“…The strength of each effect (wealth versus substitution) is a matter of empirical analysis and in general is country specific, as evidenced from the literature. Examples of studies that have included the exchange rate in their specification of the demand for money are: Arango and Nadiri (1981) for Canada, Germany, UK., the US., Domowitz and Elbadawi (1987) for Sudan, Marquez (1987) for Venezuela, Bahmani-Oskooee and Malixi (1991) for 13 developing countries, Karfakis (1991) for Greece, McNown and Wallace (1992) for the U.S., Bahmani-Oskooee (1996) for Iran, Bahmani-Oskooee and Techaratanachai (2001) for Thailand, Civcir (2003) and Bahmani-Oskooee and Karacal (2006) for Turkey, Harb (2004) for six oil producing countries, Bahmani-Oskooee and Gelan (2009) for African countries, Bahmani-Oskooee and Xi (2011) for Australia, Bahmani-Oskooee et al (2012) for China, and Bahmani-Oskooee et al (2013) for emerging countries.…”