Luc Champarnaud EQUIPPE university Lille   Maison de la Recherche BP 60149 Villeneuve d'Ascq cedex, 59653 France   luc.champarnaud@univ-lille3.fr             JEL Areas: Z1 : Cultural Economics; Economic Sociology; Economic Anthropology: General E2 : Macroeconomics: Consumption, Saving, Production, Employment, and Investment: General (includes Measurement and Data)