The following is an excerpt from our upcoming book:
Genetically Modified Crops in Africa: Economic and Policy Lessons from Countries South of the Sahara. Edited by Jose Falck-Zepeda, Guillaume Gruère, and Idah Sithole-Niang. International Food Policy Research Institute (IFPRI). IN PRESS.I will give you more details when the IFPRI is available for distribution.
Opportunities for African Farmers South of the Sahara
The first main lesson is that, based on available data and published studies, current GM crops have had on average a positive economic effect in African countries south of the Sahara, but the magnitude and distribution of their potential economic benefits for farmers highly depend on the crop, trait, and especially the institutional setting in which the technology is introduced.