A solution concept forn-person noncooperative games

1976 ◽  
Vol 5 (4) ◽  
pp. 211-225 ◽  
Author(s):  
J. C. Harsanyi
2020 ◽  
Vol 40 (7) ◽  
pp. 605-607
Author(s):  
E. V. Akimov ◽  
D. A. Kozorez ◽  
D. M. Kruzhkov

Entropy ◽  
2021 ◽  
Vol 23 (3) ◽  
pp. 286
Author(s):  
Soheil Keshmiri

Recent decades have witnessed a substantial progress in the utilization of brain activity for the identification of stress digital markers. In particular, the success of entropic measures for this purpose is very appealing, considering (1) their suitability for capturing both linear and non-linear characteristics of brain activity recordings and (2) their direct association with the brain signal variability. These findings rely on external stimuli to induce the brain stress response. On the other hand, research suggests that the use of different types of experimentally induced psychological and physical stressors could potentially yield differential impacts on the brain response to stress and therefore should be dissociated from more general patterns. The present study takes a step toward addressing this issue by introducing conditional entropy (CE) as a potential electroencephalography (EEG)-based resting-state digital marker of stress. For this purpose, we use the resting-state multi-channel EEG recordings of 20 individuals whose responses to stress-related questionnaires show significantly higher and lower level of stress. Through the application of representational similarity analysis (RSA) and K-nearest-neighbor (KNN) classification, we verify the potential that the use of CE can offer to the solution concept of finding an effective digital marker for stress.


2021 ◽  
Author(s):  
Michael Richter ◽  
Ariel Rubinstein

Abstract Each member of a group chooses a position and has preferences regarding his chosen position. The group’s harmony depends on the profile of chosen positions meeting a specific condition. We analyse a solution concept (Richter and Rubinstein, 2020) based on a permissible set of individual positions, which plays a role analogous to that of prices in competitive equilibrium. Given the permissible set, members choose their most preferred position. The set is tightened if the chosen positions are inharmonious and relaxed if the restrictions are unnecessary. This new equilibrium concept yields more attractive outcomes than does Nash equilibrium in the corresponding game.


2021 ◽  
Vol 19 (1) ◽  
pp. 30-44
Author(s):  
Ivan Balbuzanov ◽  
Maciej H. Kotowski

We discuss the exclusion core, a solution concept for object-allocation and object-exchange problems. The exclusion core is based on the right of exclusion and is especially useful for the analysis of economies with complicated property arrangements, such as those with shared ownership. The exclusion core coincides with the (strong) core in classic settings, and is closely related to the celebrated Top Trading Cycles algorithm.


2005 ◽  
Vol 50 (5-6) ◽  
pp. 823-854 ◽  
Author(s):  
S. Azhar ◽  
A. McLennan ◽  
J.H. Reif
Keyword(s):  

2006 ◽  
Vol 16 (3) ◽  
pp. 854-870 ◽  
Author(s):  
Gerard van der Laan ◽  
Dolf Talman ◽  
Zaifu Yang

2014 ◽  
Vol 108 (2) ◽  
pp. 281-296 ◽  
Author(s):  
SEOK-JU CHO

This article studies the consequences of strategic voting by outcome-oriented voters in elections under proportional representation (PR). I develop a model of elections under PR, in which voters choose among an arbitrary finite number of parties, and the policy outcome is determined in a postelection bargaining stage. I use a new solution concept, robust equilibrium, which greatly mitigates the well-known problem of indeterminate predictions in multicandidate competition. Applying the equilibrium concept to the model, I find that PR promotes representation of small parties in general, even when voters are strategic. However, the median voter plays a critical role in shaping policy outcomes, which reflects the majoritarian nature of parliamentary policy making rules. Thus, PR may not be incompatible with the majoritarian vision of representative democracy if voters’ main concern is policy outcomes.


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