1. Department of Procurement and Supply Chain Management, Kumasi Technical University, Ghana. Box 854, Kumasi-Ashanti, Ghana
2. Department of Marketing and Corporate Strategy, Kwame Nkrumah University of Science and Technology, University Post Office, Kumasi, Ghana
3. Gordon Institute of Business Science, University of Pretoria, Pretoria, South Africa
4. Department of Supply Chain and Information Systems, Kwame Nkrumah University of Science and Technology, University Post Office, Kumasi, Ghana