1. Research Office for Agricultural Development (BRDA) Paris France
2. G‐Eau Research Unit University of Montpellier, CIRAD Montpellier France
3. Research Center in Applied Economics for Development (CREAD) Algiers Algeria
4. National Agronomic Institute of Tunis Tunis Tunisia
5. National School of Agriculture of Meknes Meknes Morocco
6. Hassan II University of Casablanca Casablanca Morocco