1. School of Management and Economics, University of Electronic Science and Technology of China, Chengdu, People’s Republic of China
2. Center for West African Studies, University of Electronic Science and Technology of China, Chengdu, People’s Republic of China
3. Newcastle Business School, University of Newcastle, Newcastle, Australia
4. Centre for African Research, Engagement and Partnerships (CARE-P), University of Newcastle, Callaghan, Australia
5. Department of Economic Studies, School of Economics, University of Cape Coast, Cape Coast, Ghana
6. Department of Statistics, University of Ghana, Accra, Ghana