Dynamics in the fragmentation of political party systems

Democracy · Economics · Fragmentation (computing · Political economy · Political science · Politics · Voting · Computer Science · Electoral Systems and Political Participation · Game Theory and Applications · Law · Opinion Dynamics and Social Influence

• Political market entropy in Rome. An analysis of different electoral cycles (1993–2023)

  Open Access•Chiara Fiorelli, Francesco Lomonaco•Frontiers in Political Science•2026

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• Political Representation in Liquid Democracy

  Open Access•Chiara Valsangiacomo•Frontiers in Political Science•2021

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• Financing party branches

  Open Access•Marc S Jacob•Regional & Federal Studies•2021

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• Measuring Two-Partyness

  Open Access•Grigorii V Golosov•Political Research Quarterly•2025

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• Rurality and Party System Fragmentation in the Nigerian Presidential Elections of the Fourth Republic

  Cletus Famous Nwankwo•Statistics Politics and Policy•2020

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• Not just about the ruling

  Andreu Rodilla•South European Society & Politics•2025

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• The Effect of Social Conformity on Collective Voting Behavior

  Open Access•Stephen Coleman•Political Analysis•2004

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• Party fragmentation and campaign spending

  Open Access•Marc S Jacob, Jan Pollex•Party Politics•2022

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• Electoral rules and the two-party system

  Open Access•Grigorii V Golosov•International Political Science…•2025

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• The International Almanac of Electoral History

  Open Access•Thomas T Mackie, Richard Rose•International Almanac of…•1991

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• The magical number seven, plus or minus two

  George A Miller, George Miller•Psychological Review•1956

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• Time-Series Analysis

  F C Pampel, Charles W Ostrom•Contemporary Sociology A Journal…•1980

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• L'ordre Improbable

  John Bednarz, Michel Forsé•Contemporary Sociology A Journal…•1991

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• The Political Consequences of Electoral Laws

  Sven Groennings, Douglas W Rae•The Western Political Quarterly•1968

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• Measurement and Analysis of Political Systems

  William P Collins, Stephen Coleman•The Western Political Quarterly•1978

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• The human brain, social conformity, and presidential elections

  Stephen Coleman•Journal of Mathematical Sociology•1985

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• Cycles and chaos in political party voting—a research note

  Stephen Coleman•Journal of Mathematical Sociology•1993

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• Social Entropy Theory

  Glenn Firebaugh, Kenneth D Bailey•Contemporary Sociology A Journal…•1991

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• The Uses of Entropy in the Multivariate Analysis of Categorical Variables

  R Darcy, Hans Aigner•American Journal of Political…•1980

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• Effective” Number of Parties

  Open Access•Markku Laakso, Rein Taagepera•Comparative Political Studies•1979

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• Structure and Behaviour

  Open Access•Steven R Reed•British Journal of Political…•1990

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• The Psychological Impact of Electoral Laws

  Open Access•André Blais, R Kenneth Carty•British Journal of Political…•1991

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• Introduction to Difference Equations

  J Durbin, Samuel Goldberg•British Journal of Sociology•1960

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• An informational analysis of clinical judgment

  Henry Miller, Henry M Miller et al.•Journal of Abnormal & Social…•1963

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• Political Stability of Two-Party and Multiparty Systems

  Open Access•Manus I Midlarsky•American Political Science Review•1984

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• The Political Consequences of Electoral Laws, 1945-85

  Open Access•Arend Lijphart•American Political Science Review•1990

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• French Local Politics

  Open Access•Mark Kesselman•American Political Science Review•1966

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