First Author:   Sosson Tadadjeu The Dschang School of Economics and Management, University of Dschang, , Cameroon stadadjeu@yahoo.fr   Dschang, Cameroon       Second Author: Alim Belek Higher Teacher Training College (HTTTC), University of Bamenda, , Cameroon alim.belek@yahoo.fr   Bamenda, Cameroon       Third Author: Henri Njangang LAREFA, Faculty of Economics and Management, University of Dschang, Cameroon ndieupahenri@gmail.com   Dschang, Cameroon       Fourth Author: Marie-Laure Belomo The Dschang School of Economics and Management, University of Dschang, , Cameroon belomomarielaure1930@gmail.com   Dschang, Cameroon       Five Author: Brice Kamguia The Dschang School of Economics and Management, University of Dschang, , Cameroon bricekamguiadj@yahoo.fr   Dschang, CAmeroon