L-R : Honourable Alamine Ousmane Mey, Minister of Finance, Republic of Cameroon; Honourable Ken Ofori-Atta, Minister of Finance and Economic Planning, Republic of Ghana; Sir Paul Collier, Director of the Centre for the Study of African Economies at Oxford University; Ambassador Claver Gatete, Minister of Finance and Economic Planning, Republic of Rwanda; Honourable Malusi Gigaba, Minister of Finance, Republic of South Africa