Decomposition of the space of TU-games, Strong transfer invariance and the Banzhaf value

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TitreDecomposition of the space of TU-games, Strong transfer invariance and the Banzhaf value
Type de publicationJournal Article
Year of Publication2015
AuteursBeal S, Remila E, Solal P
JournalOPERATIONS RESEARCH LETTERS
Volume43
Pagination123-125
Date PublishedMAR
Type of ArticleArticle
ISSN0167-6377
Mots-clésBanzhaf value, Direct-sum decomposition, Dummy player axiom, Strong transfer invariance
Résumé

The Banzhaf value is characterized on the (linear) space of all TU-games on a fixed player set by means of the Dummy player axiom and Strong transfer invariance. The latter axiom indicates that a player's payoff is invariant to a transfer of worth between two coalitions he or she belongs to. To prove this result we derive direct-sum decompositions of the space of all TU-games. This decomposition method has several advantages listed as concluding remarks. (C) 2014 Elsevier B.V. All rights reserved.

DOI10.1016/j.orl.2014.12.011