First Author:   Mauricio Bugarin University of Brasilia bugarin.mauricio@gmail.com   Department of Economics, University of Brasilia, Asa Norte Brasilia, 70910-900, BRAZIL   +55(61)82442122(Phone) +55(61)82442122(Fax) www.bugarinmauricio.com Second Author: Yasushi Hazama Institute of Developing Economies hazama@ide.go.jp   Chiba, 261-8545, Japan   +81-43-299-9500(Phone)