Michel Faucheux is Associate Professor in French Literature and History of Ideas at the National Institute of Applied Sciences of Lyon (INSA de Lyon). He carries out his research work within the laboratory Environnement Ville et Société (UMR CNRS 5600). Joelle Forest is Associate Professor in Economics of Innovation at the National Institute of Applied Sciences of Lyon (INSA de Lyon). She carries out her research work within the laboratory Environnement Ville et Société (UMR CNRS 5600).