We develop a model of endogenous choice of electoral rules in a multiparty system with two dominant parties, in an environment of uncertainty about the outcome of the election. Using quasi-lexicographic preferences over the number of seats necessary for a party to forma single-party government...

Electoral competition between two vote-share maximizing candidates in the context of the unidimensional spatial model leads to platform convergence: both candidates end up proposing the ideal policy of the median voter. Palfrey (1984) famously argued that if third candidate entry is expected...