1. Leibniz Institute of Vegetable and Ornamental Crops (IGZ), Theodor‐Echtermeyer‐Weg 1 Großbeeren, 14979 Germany
2. Environmental Economics and Natural Resources Group Wageningen University and Research Wageningen The Netherlands
3. International Crops Research Institute for the Semi‐Arid Tropics (ICRISAT) Technology Adoption and Impact Analysis Nairobi Kenya