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04/05/2023
Selecting Representative Bodies: An Axiomatic View
As the world's democratic institutions are challenged by dissatisfied ci...
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02/17/2023
Finding Possible and Necessary Winners in Spatial Voting with Partial Information
We consider spatial voting where candidates are located in the Euclidean...
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02/07/2023
Proportionality in Approval-Based Participatory Budgeting
The ability to measure the satisfaction of (groups of) voters is a cruci...
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02/03/2023
Robust and Verifiable Proportionality Axioms for Multiwinner Voting
When selecting a subset of candidates (a so-called committee) based on t...
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12/14/2021
Liquid Democracy with Ranked Delegations
Liquid democracy is a novel paradigm for collective decision-making that...
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12/09/2021
Individual Representation in Approval-Based Committee Voting
When selecting multiple candidates based on approval preferences of agen...
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05/17/2021
Dynamic Proportional Rankings
Proportional ranking rules aggregate approval-style preferences of agent...
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04/29/2021
Computing Possible and Necessary Equilibrium Actions (and Bipartisan Set Winners)
In many multiagent environments, a designer has some, but limited contro...
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03/27/2021
Committee Voting with Incomplete Approvals
We investigate approval-based committee voting with incomplete informati...
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02/24/2021
Phragmén's Voting Methods and Justified Representation
In the late 19th century, Swedish mathematician Lars Edvard Phragmén pro...
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02/15/2021
Selecting Matchings via Multiwinner Voting: How Structure Defeats a Large Candidate Space
Given a set of agents with approval preferences over each other, we stud...
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12/04/2020
Margin of Victory in Tournaments: Structural and Experimental Results
Tournament solutions are standard tools for identifying winners based on...
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04/03/2020
On the Structure of Stable Tournament Solutions
A fundamental property of choice functions is stability, which, loosely ...
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11/19/2019
Approval-Based Apportionment
In the apportionment problem, a fixed number of seats must be distribute...
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11/14/2019
Refining Tournament Solutions via Margin of Victory
Tournament solutions are frequently used to select winners from a set of...
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12/05/2016
Proportional Rankings
In this paper we extend the principle of proportional representation to ...
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11/26/2016
Multiwinner Approval Rules as Apportionment Methods
We establish a link between multiwinner elections and apportionment prob...
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07/31/2014