Joseph F. Hai, JR. is Cleverdon Chair of Business at University of South Alabama, USA. William C. Black is Professor Emeritus in the Department of Marketing, Ourso College of Business at Louisiana State University, USA. Barr is Max P. Watson,Jr. Professor of Business at Louisiana Tech University, USA. RolphE. Anderson is the Royal H. Gibson Sr. Professor of Business Administration at Drexel University, USA.