1. INRA, Department of Scientific Expertise, Foresight and Advanced Studies, 147 rue de l’Université, 75338 Paris cedex 07, France
2. INRA, Management Board Unit (CODIR), 147 rue de l’Université, 75338 Paris cedex 07, France
3. IFCE, Research and Innovation Department, 61310 Exmes, France
4. IFCE, 83-85, Bd. Vincent Auriol, 75013 Paris, France
5. INRA, Joint Research Unit for Markets, Organisations, Institutions and Actor Strategies (UMR MOISA), 2 Place Viala, 34060 Montpellier Cedex 2, France