We introduce primaries—both closed and open—into a Downsian model of two-party electoral competition allowing the two candidates in each party’s primary to differ in valence as well as in policy platform. The good news is ...

Despite common perception, existing theoretical literature lacks a complete formal argument regarding the relationship between the electoral rule disproportionality and platform polarization. In this article, we build a ...

We introduce incomplete information to a multiparty election under proportional representation: each voter knows her preferences and votes strategically to maximize her payoffs, but is uncertain about the number and the ...

This chapter presents a formal model of electoral competition where parties’ platforms are endogenously chosen and depend on the degree of the electoral rule disproportionality. We first show that proportional electoral ...