نتایج جستجو برای: the shapley value

تعداد نتایج: 16102549  

Journal: :Games and Economic Behavior 2018

Journal: :IGTR 2013
R. K. Amit Parthasarathy Ramachandran

This paper characterizes the aspects of exchangeability in the Shapley value. We show that, in the Shapley value, each player’s prospects of joining a t-player game as the last member of the game is a moment sequence of the uniform distribution. We prove that, with finite exchangeability, the Shapley value is the only value in which the probability assignment is a unique mixture of independent ...

Journal: :Appl. Soft Comput. 2017
Jinwu Gao Xiangfeng Yang Di Liu

Uncertain coalitional game deals with situations in which the transferable payoffs are uncertain variables. The uncertain core has been proposed as the solution of uncertain coalitional game. This paper goes further by presenting two definitions of uncertain Shapley value: expected Shapley value and ̨-optimistic Shapley value. Meanwhile, some characterizations of the uncertain Shapley value are...

Journal: :IGTR 2005
Vladislav Kargin

This paper introduces a measure of uncertainty in the determination of the Shapley value, illustrates it with examples, and studies some of its properties. The introduced measure of uncertainty quantifies random variations in a player’s marginal contribution during the bargaining process. The measure is symmetric with respect to exchangeable substitutions in the players, equal to zero for dummy...

Journal: :Games and Economic Behavior 2012
Anindya De Ilias Diakonikolas Rocco A. Servedio

For f a weighted voting scheme used by n voters to choose between two candidates, the n Shapley-Shubik Indices (or Shapley values) of f provide a measure of how much control each voter can exert over the overall outcome of the vote. Shapley-Shubik indices were introduced by Lloyd Shapley and Martin Shubik in 1954 [SS54] and are widely studied in social choice theory as a measure of the “influen...

Data envelopment analysis (DEA) is an effective tool for supporting decision-makers to assess bankruptcy, uncertainty concepts including intervals, and game theory. The bankruptcy problem with the qualitative parameters is an economic problem under uncertainty. Accordingly, we combine the concepts of the DEA game theory and uncertain models as interval linear programming (ILP), which can be app...

Journal: :Journal of Asset Management 2020

Journal: :Discrete Applied Mathematics 2015
José María Alonso-Meijide Francesc Carreras Julián Costa-Bouzas Ignacio García-Jurado

A new coalitional value is proposed under the hypothesis of isolated unions. The main difference between this value and the Aumann–Drèze value is that the allocations within each union are not given by the Shapley value of the restricted game but proportionally to the Shapley value of the original game. Axiomatic characterizations of the new value, examples illustrating its application and a co...

Journal: :Math. Meth. of OR 2001
Theo S. H. Driessen Daniël Paulusma

Two extensions of the Shapley value are given. First we consider a probabilistic framework in which certain consistent allocation rules such as the Shapley value are characterized. The second generalization of the Shapley value is an extension to the structure of posets by means of a recursive form. In the latter setting, the Shapley value for quasi-concave games is shown to be a core-allocation.

Journal: :Journal of Mathematical Analysis and Applications 1998

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