First Author:   Md. Mahmudul Alam Institute for Environment and Development (LESTARI), Universiti Kebangsaan Malaysia rony000@gmail.com   Universiti Kebangsaan Malaysia, Universiti Kebangsaan Malaysia Bangi, 43600, Malaysia   0060162799091(Phone) 0060162799091(Fax) http://ukm.academia.edu/MdMahmudulAlam Second Author: Rafiqul Islam Molla Faculty of Business and Law, Multimedia University rimolla@gmail.com   Specialist in Economics, Multimedia University Melaka, Malaysia