Tajul Ariffin Masron Universiti Sains Malaysia   School of Management, Universiti Sains Malaysia, USM, Penang 11800 Malaysia   tariffmas@gmail.com   http://www.usm.my/       Primary Research Focus: International Trade   JEL Areas: F4 : Macroeconomic Aspects of International Trade and Finance: General E0 : Macroeconomics and Monetary Economics: General