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Popular matchings with weighted voters

Title data

Heeger, Klaus ; Cseh, Ágnes:
Popular matchings with weighted voters.
In: Games and Economic Behavior. Vol. 144 (2024) . - pp. 300-328.
ISSN 0899-8256
DOI: https://doi.org/10.1016/j.geb.2024.01.015

Official URL: Volltext

Abstract in another language

We consider a natural generalization of the well-known Popular Matching problem where every vertex has a weight. We call a matching M more popular than matching M′ if the weight of vertices preferring M to M′ is larger than the weight of vertices preferring M′ to M. For this case, we show that it is NP-hard to find a popular matching. Our main result is a polynomial-time algorithm that delivers a popular matching or a proof for its non-existence in instances where all vertices on one side have weight c for some c>3 and all vertices on the other side have weight 1.

Further data

Item Type: Article in a journal
Refereed: Yes
Keywords: Popular matching; Stable matching; Complexity; Algorithm
Institutions of the University: Faculties > Faculty of Mathematics, Physics und Computer Science > Department of Mathematics > Chair Mathematical Economics
Faculties > Faculty of Mathematics, Physics und Computer Science > Department of Mathematics > Chair Dynamical Systems and Data
Result of work at the UBT: Yes
DDC Subjects: 000 Computer Science, information, general works > 004 Computer science
500 Science > 510 Mathematics
Date Deposited: 14 Feb 2024 06:11
Last Modified: 14 Feb 2024 06:11
URI: https://eref.uni-bayreuth.de/id/eprint/88552