In the article, we use two major solutions in cooperative game theory ?the Shapley value and the nucleolus? to study electoral bargaining in the electoral environment characterizing the French Regional elections of March 2010. Classification JEL : D71, D72

In this article we use the theory of power indices to evaluate the respective influence of the two classes of electors in the polling method introduced by the electoral law of 29 June 1820, known as the law of ?double vote?. We show in a simplified framework that the voting power of the ?major?...