1. a Department of Management & Information Systems , Western Kentucky University , Bowling Green, KY 42101, USA E-mail:
2. b NSU Eminent Scholar and Chair Professor of Management , Department of Management & Decision Sciences, School of Business, Norfolk State University , Norfolk, VA 23504, USA
3. c Management Systems Department , College of Business, 401 Copeland Hall, Ohio University , Athens, Ohio 45701-2979, USA