All Rights Reserved
AccessEcon LLC 2006, 2008.
Powered by MinhViet JSC


First Author:
 
François Maréchal
CRESE, University of Franche-Comté (France)
francois.marechal@univ-fcomte.fr
 
Université de Franche-Comté, IUT B-V, 30 avenue de l''observatoire
Besançon, 25000, France