1. Logistics of International Trade Departement, College of International Transport and Logistics, Arab Academy for Science, Technology and Maritime Transport, Abu Qir, Alexandria 21913, Egypt
2. Huddersfield Business School, The University of Huddersfield, Huddersfield HD1 3DH, UK
3. Department of People and Organisations, Faculty of Business and Law, The Open University Business School, Michael Young Building, Walton Hall, Milton Keynes MK7 6AA, UK