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Calvo, Emilio; Lasaga, J. Javier - In: Journal of Theoretical Politics 9 (1997) 4, pp. 477-501

In this paper a method is offered for calculating the power of political parties in the Spanish parliament. This is a modification of the Shapley-Shubik index which allows the ideological affinities between parties to be taken into account. It extends Myerson's model of games with restricted...

Persistent link: https://www.econbiz.de/10010777985

Proportional Representation and Strategic Voters

Slinko, Arkadii; White, Shaun - In: Journal of Theoretical Politics 22 (2010) 3, pp. 301-332

demonstrate that rounding creates not only incentives but also disincentives for strategic voting. …

Persistent link: https://www.econbiz.de/10009004564

Beyond the leftâ€“right cleavage: Exploring American political choice space

Hinich, Melvin; Liu, Xinsheng; Vedlitz, Arnold; … - In: Journal of Theoretical Politics 25 (2013) 1, pp. 75-104

Following spatial choice theory and MAP methodology, we employ the data drawn from recent nationwide public opinion surveys to probe the latent political choice space in American political competition. Our analyses demonstrate that, in addition to the traditional leftâ€“right ideology...

Persistent link: https://www.econbiz.de/10011135381

The Laakso-Taagepera Index in A Mean and Variance Framework

Feld, Scott L.; Grofman, Bernard - In: Journal of Theoretical Politics 19 (2007) 1, pp. 101-106

The Laakso-Taagepera index (Laakso and Taagepera, 1979) has become the most commonly used measure to specify the â€˜effectiveâ€™number of political parties in a party system where parties vary substantially in their vote and/or seat shares. It is well known that the Laakso-Taagepera...

Persistent link: https://www.econbiz.de/10011135385

Qualitative voting

Hortala-Vallve, Rafael - In: Journal of Theoretical Politics 24 (2012) 4, pp. 526-554

forbidden? Can minorities be decisive over those issues they feel very strongly about? As opposed to the usual voting system … (one person â€“ one decision â€“ one vote), we propose a voting system where each agent is endowed with a fixed number of … allowing voters to express the intensity of their preferences in a simple manner. This voting system is optimal in a well …

Persistent link: https://www.econbiz.de/10011135388

What Rational Political Actors Can Expect

Grafstein, Robert - In: Journal of Theoretical Politics 14 (2002) 2, pp. 139-165

This article analyzes the distinction between two definitions of rationality, standard expected utility maximization and an alternative that says rational individuals maximize their expected utility given their acts. The latter version can explain important political phenomena that challenge the...

Persistent link: https://www.econbiz.de/10011135472

Do Parties Benefit from Electoral Manipulation? Electoral Laws and Heresthetics in Poland, 1989-93

Kaminski, Marek M. - In: Journal of Theoretical Politics 14 (2002) 3, pp. 325-358

Electoral reforms had profound political consequences for post-communist Poland. The majoritarian system helped to accelerate the fall of communism, while later changes to the electoral law helped the former communists reclaim power. Despite the high stakes and top priority given to electoral...

Persistent link: https://www.econbiz.de/10010777777

Proximity, Directionality, and the Riddle of Relative Party Extremeness

Warwick, Paul V. - In: Journal of Theoretical Politics 16 (2004) 3, pp. 263-287

Using survey data on European countries, this paper examines the degree of correspondence in left-right policy positions between political parties and the citizens who vote for them through the prism of two competing views on what the ideal correspondence should be. The views are proximity...

Persistent link: https://www.econbiz.de/10010777794

Direction and Uncertainty in a Model of Issue Voting

Macdonald, Stuart Elaine; Rabinowitz, George - In: Journal of Theoretical Politics 5 (1993) 1, pp. 61-87

We extend the directional theory of issue voting from a strictly deterministic model to a model which incorporates …

Persistent link: https://www.econbiz.de/10010777812

Adaptive Models and Electoral Instability

Marchi, Scott de - In: Journal of Theoretical Politics 11 (1999) 3, pp. 393-419

The spatial model of voting is a benchmark in theories purporting to explain political behavior. Underlying the spatial …

Persistent link: https://www.econbiz.de/10010777859