Frédéric Deroian (GREQAM - Groupement de Recherche en Économie Quantitative d'Aix-Marseille - Université de la Méditerranée - Aix-Marseille II - Université Paul Cézanne - Aix-Marseille III - Ecole des Hautes Etudes en Sciences Sociales - CNRS : UMR6579) Frédéric Gannon () (EconomiX - CNRS : UMR7166 - Université de Paris X - Nanterre, CERENE - Centre d'Etude et de Recherche en Economie et Gestion Logistique - Université du Havre)
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We consider a Cournot oligopoly setting in which consumers have an intrinsic preference for variety, while unit production costs of firms increase with the number of goods they produce. This environment exhibits a general under-provision of variety with respect to social welfare.
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Paper provided by HAL in its series Post-Print with number
halshs-00366895_v1.
Length: Date of creation: 01 Jun 2007 Date of revision: Handle: RePEc:hal:journl:halshs-00366895_v1
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