We introduce a model of oligopolistic price setting where products are characterized by style and quality. Producers are identified by a unique style, and are able to price discriminate among consumers using quality. We show that, in contrast to Mussa and Rosen's work on the discriminating...

Extensive multilingualism is one of the most important and fundamental principles of the European Union. However, a large number of official languages (currently 23) hinders communication and imposes substantial financial and legal costs. We address the merits of multilingualism and formulate an...

Polarization measures, that are used in examining the empirical relationship between ethnic divisions and violent conflict, heavily rely on mechanisms of group identification and often use somewhat arbitrary divisions of a society into ethnic groups. In this paper we construct two new measures...

Ce numéro de Regards économiques est consacré à la question des connaissances linguistiques en Belgique et dans ses trois régions Bruxelles, Flandre, Wallonie). Les enquêtes montrent que la Flandre est bien plus multilingue, ce qui est sans doute un fait bien connu, mais la différence est...