III, Samuel Merrill; Grofman, Bernard; Brunell, Thomas L - In: Journal of Theoretical Politics 26 (2014) 4, pp. 548-572
While there are many formal models that generate predictions about polarization, only a handful address the question of how, with no change in electoral rules, levels of polarization can dramatically vary over time, as they have in the US House during 150 years of two-party competition. We...