Gergaud, Olivier; Vignes, Annick - In: Revue d'Économie Industrielle 91 (2000) 1, pp. 55-74
[eng] Champagne is a product whose quality is difficult to evaluate, even a posteriori, by the consumer. Firms exploit this particularity and invest in reputation either by producing a wine of high quality or by means of public recognition through advertising. Thus, it is optimal for a producer...