The Canadian party system is a deviant case among the Anglo-American democracies. It
has too many parties, it is susceptible to staggering swings from election to election, and its …

As populist movements, partly fuelled by voters in excluded regions, drive national electoral
backlashes to globalisation, why have their only outright successes come in the USA and …

In districts where only one seat is contested, the electoral formula (plurality or majority)
should be a major determinant of the number of parties that receive votes. Specifically …

Nearly all systematic empirical work on the relationship between social diversity and the
number of parties asserts the “interactive hypothesis”—Social heterogeneity leads to party …

Objetivo/contexto: este artículo estima el efecto de la diferenciación ideológica sobre el nivel
de coordinación electoral en elecciones presidenciales en América Latina. La …

We combine consideration of Duverger's Law (Political parties: Their organization and
activity in the modern state. London: Methuen, 1954) with Demsetz's (J Law Econ 11: 55–65 …

El número de candidatos que compite en una elección puede tener consecuencias políticas
significativas. En América Latina, la competencia presidencial muestra un número de …

Realignment presupposes alignment. So, for a party system to dealign, must we assume that
it was once aligned? But what if a system never aligned in the first place? An influential body …

The regionalization of the Canadian party system is a topic that has occupied Canadian
scholars for decades. While there have undoubtedly been periods of significant …

Two dimensions of the intensity of interparty rivalry are used to test the hypothesis that
greater interparty competition enhances government efficiency. Using data from a set of 14 …