82 citations · 351 across the 32 of their papers we have counts for
5 papers · 1 filter
Liquid Democracy with Ranked Delegations
Markus Brill, Théo Delemazure, Anne-Marie George +2
Liquid democracy is a novel paradigm for collective decision-making that gives agents the choice between casting a direct vote or delegating their vote to another agent. We conside…
Axiomatic characterizations of consistent approval-based committee choice rules
Martin Lackner, Piotr Skowron
We prove axiomatic characterizations of several important multiwinner rules within the class of approval-based committee choice rules. These are voting rules that return a set of (…
Participatory Budgeting with Donations and Diversity Constraints
Jiehua Chen, Martin Lackner, Jan Maly
Participatory budgeting (PB) is a democratic process where citizens jointly decide on how to allocate public funds to indivisible projects. This paper focuses on PB processes where…
Perpetual Voting: The Axiomatic Lens
Martin Lackner, Jan Maly
Perpetual voting was recently introduced as a framework for long-term collective decision making. In this framework, we consider a sequence of subsequent approval-based elections a…
Phragmén's Voting Methods and Justified Representation
Markus Brill, Rupert Freeman, Svante Janson +1
In the late 19th century, Swedish mathematician Lars Edvard Phragmén proposed a load-balancing approach for selecting committees based on approval ballots. We consider three commit…