Even, and in fact chiefly, if two or more players in a voting game have on a binary issue independent opinions, they may have interest to form a single voting alliance giving an average gain of influence for all of them. Here, assuming the usual independence of votes, we first study the alliance...

The main purpose of this paper is to estimate the probability of casting a decisive vote for a class or random electorate models encompassing the celebrated IC and IAC models. The emphasis is on the impact of correlation across votes on the order of magnitude of this event. Our proof techniques...

We investigate in this paper the representation of the cities inside the french local entities called E.P.C.I. (Etablissement Public de Coopération Intercommunale). In these entities, each city is represented by a given number of delegates. Our analysis focuses on E.PC.I.s from Basse-Normandie...