In modern politics, the left-right divide has served as a political schema classifying ideologies that has allowed parties to communicate with voters and the latter to orient themselves in a complex political world. Although the left-right scale has been the most extensive instrument used to...

We have two goals in this paper. The specific one is to provide a unified account of several prominent institutional theories of the Congress, but especially to present a model that is consistent with both the Cox-McCubbins theory of party cartels (2005; 2007) and the Aldrich-Rohde theory of...