| Rank | Institution | 1 | Faculty of Economic and Management Sciences, University of Pretoria, Pretoria, South Africa | (1) | Department of Economics, Faculty of Economic and Management Sciences, University of Pretoria, Pretoria, South Africa | 2 | Economic Commission for Africa, United Nations, Addis Ababa, Ethiopia | 3 | Central Bank of Nigeria, Lagos, Nigeria |
| Rank | Author | Affiliated with (in this region) |
| 1. | Stephen George Hall | Department of Economics, Faculty of Economic and Management Sciences, University of Pretoria, Pretoria, South Africa Faculty of Economic and Management Sciences, University of Pretoria, Pretoria, South Africa |
| 2. | Godwin Chukwudum Nwaobi | Central Bank of Nigeria, Lagos, Nigeria |
| 3. | Augustin Kwasi Fosu | Economic Commission for Africa, United Nations, Addis Ababa, Ethiopia |
| 4. | Patrick N Osakwe | Economic Commission for Africa, United Nations, Addis Ababa, Ethiopia |
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