First Author:   Robert Rosenman School of Economic Sciences, Washington State University yamaka@wsu.edu   School of Economic Sciences, PO Box 6210 Pullman, 99164, USA   509-335-1193(Phone) 509-335-1193(Fax) Second Author: Felix Munoz-Garcia Washington State University fmunoz@wsu.edu   School of Economic Sciences, PO Box 6210 Pullman, 99164, USA   509-335-8402(Phone) 509-335-1173(Fax) http://faculty.ses.wsu.edu/Munoz/index.html