1. Nantes Metropolis, Nantes, France
2. IRD-CESSMA (Centre for Social Science Studies on the African, American and Asian Worlds at the French National Research Institute for Sustainable Development), Université de Paris, Paris, France
3. Graduate School of Social Sciences, University of Geneva, Geneva, Switzerland
4. LEDa-DIAL (Joint Research Unit CNRS-IRD-Université Paris-Dauphine), Paris, France