[fre] La version originale du théorème de Sen sur l'incompatibilité du principe de Pareto (ou d'unanimité) et d'une forme de libéralisme est présentée. Diverses remarques et plusieurs pistes de recherche sont proposées. [eng] Amartya Sen: rights and social choice. . I comment on Sen's...

The number of papers published in Social Choice and Welfare has tremendously increased over the years. This paper is a subjective overview of the parallel development of the journal and the subjects it covers. Copyright Springer-Verlag Berlin Heidelberg 2014

We consider voting games as procedures to aggregate individual preferences. We survey positive results on the nonemptiness of the core of voting games and explore other solutions concepts that are basic supersets of the core such as Rubinstein's stability set and two types of uncovered sets. We...