Denis Claude Laboratoire d'Economie de Dijon   Université de Bourgogne 2 boulevard Gabriel – BP 26611 Dijon, 21000 France   denis.claude@u-bourgogne.fr   http://www.researchgate.net/profile/Denis_Claude/   Biographical Sketch: Denis Claude is Associate Professor of Economics at the University of Burgundy. He is a member of the Laboratoire d'Economie de Dijon (LEDi: UMR 6307 Université de Bourgogne & CNRS). He has carried out several postdoctoral research stays in different prestigious institutions such as the CNRS - Centre d'Economie de la Sorbonne and the Group for Research in Decision Analysis (GERAD) at HEC Montreal. Denis Claude's field of specialisation is environmental economics. He completed his Ph.D. in Economics at the University of Montpellier I in December 2001.       JEL Areas: Q5 : Environmental Economics: General L0 : Industrial Organization: General