We consider a committee facing a binary decision under uncertainty. Each member holds some private information. Members may have different preferences and initial beliefs, but they all agree which decision should be taken in each of the two states of the world. We characterize the optimal...

La France est-elle prête pour une réforme électorale majeure ? Entre proportionnelle et scrutinmajoritaire, les enjeux de représentation et de gouvernabilité s’entrechoquent.