1. The Economist Intelligence Unit (2016) Power Up: Delivering Renewable Energy in Africa.
2. The World Bank (2017) World Development Indicators database for population.
3. Trading Economics (2018) TRADING ECONOMICS.
4. African Development Bank Group (2019) Macroeconomic developments and prospects Political economy of regional integration.
5. African Development Bank Group (2020) African economic outlook: Developing Africa’s workforce for the future, Annual yearly review study.