Search Results for author: Warut Suksompong

Found 12 papers, 2 papers with code

Democratic Fair Allocation of Indivisible Goods

2 code implementations8 Sep 2017 Erel Segal-haLevi, Warut Suksompong

We introduce the concept of democratic fairness, which aims to satisfy a certain fraction of the agents in each group.

Computer Science and Game Theory

Fairly Allocating Many Goods with Few Queries

no code implementations30 Jul 2018 Hoon Oh, Ariel D. Procaccia, Warut Suksompong

For two agents with arbitrary monotonic utilities, we design an algorithm that computes an allocation satisfying envy-freeness up to one good (EF1), a relaxation of envy-freeness, using a logarithmic number of queries.

Weighted Envy-Freeness in Indivisible Item Allocation

no code implementations23 Sep 2019 Mithun Chakraborty, Ayumi Igarashi, Warut Suksompong, Yair Zick

We introduce and analyze new envy-based fairness concepts for agents with weights that quantify their entitlements in the allocation of indivisible items.

Fairness

Welfare Guarantees in Schelling Segregation

no code implementations3 Dec 2020 Martin Bullinger, Warut Suksompong, Alexandros A. Voudouris

Schelling's model is an influential model that reveals how individual perceptions and incentives can lead to residential segregation.

Computer Science and Game Theory

Margin of Victory in Tournaments: Structural and Experimental Results

1 code implementation4 Dec 2020 Markus Brill, Ulrike Schmidt-Kraepelin, Warut Suksompong

Tournament solutions are standard tools for identifying winners based on pairwise comparisons between competing alternatives.

Computer Science and Game Theory

On Maximum Weighted Nash Welfare for Binary Valuations

no code implementations8 Apr 2022 Warut Suksompong, Nicholas Teh

We consider the problem of fairly allocating indivisible goods to agents with weights representing their entitlements.

A Characterization of Maximum Nash Welfare for Indivisible Goods

no code implementations8 Dec 2022 Warut Suksompong

In the allocation of indivisible goods, the maximum Nash welfare (MNW) rule, which chooses an allocation maximizing the product of the agents' utilities, has received substantial attention for its fairness.

Fairness

Extending the Characterization of Maximum Nash Welfare

no code implementations10 Jan 2023 Sheung Man Yuen, Warut Suksompong

In the allocation of indivisible goods, the maximum Nash welfare rule has recently been characterized as the only rule within the class of additive welfarist rules that satisfies envy-freeness up to one good.

Cutting a Cake Fairly for Groups Revisited

no code implementations22 Jan 2023 Erel Segal-haLevi, Warut Suksompong

Cake cutting is a classic fair division problem, with the cake serving as a metaphor for a heterogeneous divisible resource.

Weighted Fair Division with Matroid-Rank Valuations: Monotonicity and Strategyproofness

no code implementations25 Mar 2023 Warut Suksompong, Nicholas Teh

We study the problem of fairly allocating indivisible goods to agents with weights corresponding to their entitlements.

Balanced Donor Coordination

no code implementations17 May 2023 Felix Brandt, Matthias Greger, Erel Segal-haLevi, Warut Suksompong

Charity is typically done either by individual donors, who donate money to the charities that they support, or by centralized organizations such as governments or municipalities, which collect the individual contributions and distribute them among a set of charities.

Optimal Budget Aggregation with Single-Peaked Preferences

no code implementations24 Feb 2024 Felix Brandt, Matthias Greger, Erel Segal-haLevi, Warut Suksompong

For the case of two alternatives, we extend existing results by proving that under very general assumptions, the uniform phantom mechanism is the only strategyproof mechanism that satisfies proportionality - a minimal notion of fairness introduced by Freeman et al. (2021).

Fairness

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