1. Adenew B (2003) The food security role of agriculture in Ethiopia. Paper prepared for the Roles of Agriculture International Conference 20–22 October, 2003—Rome, Italy
2. Alene A, Manyong VM (2006) Endogenous technology adoption and household food security: the case of improved cowpea varieties in northern Nigeria. Q J Int Agric 45(No. 3):211–230
3. Bekele F (1993) Ethiopian use of ENSO information in its seasonal forecasts. Internet J Afr Stud 2. The Department of Social and Economic Studies, University of Bradford, UK. http://www.brad.ac.ukresearch/ijas
4. Benson C, Clay E (1998) The impact of drought on Sub-Saharan African economies. World Bank Technical Paper No. 401. The World Bank, Washington
5. Bigsten A, Kebede B, Shimeles A, Taddesse M (2003) Growth and poverty reduction in Ethiopia: evidence from household panel surveys. World Dev 31(1):87–106