1. Ackah, C., & Morrissey, O. (2005). Trade policy and performance in Africa since the 1980s. African Development Bank, Tunis. Economic Research Working Paper No. 78. Available online at .
2. Firm productivity and exports: Evidence from Ethiopian manufacturing;Bigsten;Journal of Development Studies,2009
3. Bigsten, A., Gebreeyesus, M., & Söderbom, M. (2009). Effects of trade liberalization on firm performance: Evidence from Ethiopia. Paper presented at the CSAE annual conference, Oxford, March 23–24.
4. Lobbying, counter-lobbying, and the structure of tariff protection in poor and rich countries;Cadot;The World Bank Economic Review,2004
5. Commission for Africa. (2005). Our Common Interest: Report of the Commission for Africa. Commission for Africa, London.