The Seat Product Model of the effective number of parties: A case for applied political science

2015/11/05 by Yuhui Li, Matthew Søberg Shugart, Matthew S. Shugart · 3 citations
Social Sciences · #Electoral Systems and Political Participation #Gender Politics and Representation #Social Policy and Reform Studies

paper · doi:10.1016/j.electstud.2015.10.011

openalex publication_date 2015/11/05 · crossref created 2015/11/05 · crossref issued 2016/03/01 · crossref published 2016/03/01 · crossref published-print 2016/03/01 · crossref deposited 2025/10/02 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/31 · crossref indexed 2026/07/31

Citations

• “Effective” Number of Parties
• Understanding Interaction Models: Improving Empirical Analyses
• Demographic Diversity and District-Level Party Systems
• Rehabilitating Duverger’s Theory
• Was Duverger Correct? Single-Member District Election Outcomes in Fifty-three Countries
• Social Cleavages and the Number of Parties
• Electoral Systems, Ethnic Heterogeneity and Party System Fragmentation
• The Electoral Sweet Spot: Low‐Magnitude Proportional Electoral Systems

Cited by

• A new political system model: Semi‐parliamentary government
• Effective number of parties [wikipedia]
• Political fragmentation [wikipedia]