Shapley Mapping and Its Axiomatizations in <i>n</i>-Person Cooperative Interval Games

Interval games are an extension of cooperative coalitional games, in which players are assumed to face payoff uncertainty. Characteristic functions thus assign a closed interval, instead of a real number. In this paper, we first examine the notion of solution mapping, a solution concept applied to i...

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Main Authors: Junnosuke Shino, Shinichi Ishihara, Shimpei Yamauchi
Format: Article
Language:English
Published: MDPI AG 2022-10-01
Series:Mathematics
Subjects:
Online Access:https://www.mdpi.com/2227-7390/10/21/3963
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author Junnosuke Shino
Shinichi Ishihara
Shimpei Yamauchi
author_facet Junnosuke Shino
Shinichi Ishihara
Shimpei Yamauchi
author_sort Junnosuke Shino
collection DOAJ
description Interval games are an extension of cooperative coalitional games, in which players are assumed to face payoff uncertainty. Characteristic functions thus assign a closed interval, instead of a real number. In this paper, we first examine the notion of solution mapping, a solution concept applied to interval games, by comparing it with the existing solution concept called the interval solution concept. Then, we define a Shapley mapping as a specific form of the solution mapping. Finally, it is shown that the Shapley mapping can be characterized by two different axiomatizations, both of which employ interval game versions of standard axioms used in the traditional cooperative game analysis such as efficiency, symmetry, null player property, additivity and separability.
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spelling doaj.art-9394141b9d724b899689af6d7b7ed0e62023-11-24T05:42:47ZengMDPI AGMathematics2227-73902022-10-011021396310.3390/math10213963Shapley Mapping and Its Axiomatizations in <i>n</i>-Person Cooperative Interval GamesJunnosuke Shino0Shinichi Ishihara1Shimpei Yamauchi2School of International Liberal Studies (SILS), Waseda University, 1-6-1 Nishiwaseda, Shinjuku-ku, Tokyo 169-8050, JapanWaseda Institute of Political Economy (WINPEC), Waseda University, 1-6-1 Nishiwaseda, Shinjuku-ku, Tokyo 169-8050, JapanIndependent Researcher, Tokyo 130-0024, JapanInterval games are an extension of cooperative coalitional games, in which players are assumed to face payoff uncertainty. Characteristic functions thus assign a closed interval, instead of a real number. In this paper, we first examine the notion of solution mapping, a solution concept applied to interval games, by comparing it with the existing solution concept called the interval solution concept. Then, we define a Shapley mapping as a specific form of the solution mapping. Finally, it is shown that the Shapley mapping can be characterized by two different axiomatizations, both of which employ interval game versions of standard axioms used in the traditional cooperative game analysis such as efficiency, symmetry, null player property, additivity and separability.https://www.mdpi.com/2227-7390/10/21/3963cooperative interval gamesinterval uncertaintyShapley valuesolution mappingaxiomatization
spellingShingle Junnosuke Shino
Shinichi Ishihara
Shimpei Yamauchi
Shapley Mapping and Its Axiomatizations in <i>n</i>-Person Cooperative Interval Games
Mathematics
cooperative interval games
interval uncertainty
Shapley value
solution mapping
axiomatization
title Shapley Mapping and Its Axiomatizations in <i>n</i>-Person Cooperative Interval Games
title_full Shapley Mapping and Its Axiomatizations in <i>n</i>-Person Cooperative Interval Games
title_fullStr Shapley Mapping and Its Axiomatizations in <i>n</i>-Person Cooperative Interval Games
title_full_unstemmed Shapley Mapping and Its Axiomatizations in <i>n</i>-Person Cooperative Interval Games
title_short Shapley Mapping and Its Axiomatizations in <i>n</i>-Person Cooperative Interval Games
title_sort shapley mapping and its axiomatizations in i n i person cooperative interval games
topic cooperative interval games
interval uncertainty
Shapley value
solution mapping
axiomatization
url https://www.mdpi.com/2227-7390/10/21/3963
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