Affiliation: | Associate Principal Staff Agricultural Economist, CGIAR Africa Rice Center, WARDA Sahel Station Ndiaye, Saint Louis, Senegal and previously Centre for Agricultural and Food Economics, Katholieke Universiteit Leuven, Belgium. Email:; Pre-doctoral researcher, Centre for Agricultural and Food Economics, Katholieke Universiteit Leuven, Belgium. Email:; Professor, Centre for Agricultural and Food Economics, Katholieke Universiteit Leuven, Belgium. Email:; Professor, Centre for Agricultural and Food Economics, Katholieke Universiteit Leuven, Belgium. Email: |