3 papers
cs.GT2026
How to Tamper with a Parliament: Strategic Campaigns in Apportionment Elections
Robert Bredereck, Piotr Faliszewski, MichaÅ Furdyna +6
In parliamentary elections, parties compete for a limited, typically fixed number of seats. Most parliaments are assembled using apportionment methods that distribute the seats bas…
cs.GT2025
Skating System Unveiled: Exploring Preference Aggregation in Ballroom Tournaments
Laryssa Horn, Paul Nüsken, Jörg Rothe +1
The Skating System, which originated from the scrutineering system in dance sport tournaments, can be formulated as a voting system: We introduce and formalize the Skating System S…
cs.GT2024
Toward Completing the Picture of Control in Schulze and Ranked Pairs Elections
Cynthia Maushagen, David Niclaus, Paul Nüsken +2
Both Schulze and ranked pairs are voting rules that satisfy many natural, desirable axioms. Many standard types of electoral control (with a chair seeking to change the outcome of…