scholarly journals The Superiority of Quantum Strategy in 3-Player Prisoner’s Dilemma

Mathematics ◽  
2021 ◽  
Vol 9 (12) ◽  
pp. 1443
Author(s):  
Zhiyuan Dong ◽  
Ai-Guo Wu

In this paper, we extend the quantum game theory of Prisoner’s Dilemma to the N-player case. The final state of quantum game theory of N-player Prisoner’s Dilemma is derived, which can be used to investigate the payoff of each player. As demonstration, two cases (2-player and 3-player) are studied to illustrate the superiority of quantum strategy in the game theory. Specifically, the non-unique entanglement parameter is found to maximize the total payoff, which oscillates periodically. Finally, the optimal strategic set is proved to depend on the selection of initial states.

2021 ◽  
Vol 14 ◽  
pp. 122-126
Author(s):  
Aleksandra L. Grinikh ◽  
◽  
Leon A. Petrosyan ◽  

In the paper n-person prisoner's dilemma on the network is investigated. A cooperative game with the pairwise interaction of players is constructed. The model is a modification of the classic 2-person prisoner's dilemma problem in the game theory. Network interaction provide an ability to take into account the in uence only to the adjacent players from the whole set of players. The feature of the game is found that allows to make a decision about necessity of playing dominated strategy by a few players. This solution is based on the number of the adjacent players. The work is a continuation of the paper published earlier by Grinikh A.L. and Petrosyan L.A. in 2021.


1981 ◽  
Vol 29 (3) ◽  
pp. 339-351 ◽  
Author(s):  
Iain McLean

The familiar problem of whether Hobbesian men in the state of nature would ever abide by an agreement to obey a Sovereign is a version of the puzzle now known as ‘Prisoner's Dilemma’. The present paper has the following aims: (1) To establish that the game-theory approach is a legitimate way to study Hobbes. (2) To see whether a proposed ‘solution’ to the paradox of Prisoner's Dilemma applies to this example. The paradox is that individually rational self-interested calculations sum to an outcome that is suboptimal not only for society but also for every single member of it. The solution is the Supergame which consists of indefinitely repeated plays of the simple Prisoner's Dilemma game. (3) To compare the results of the above with the similar conclusions reached by a different route by recent arguments in sociobiology.


2002 ◽  
Vol 02 (04) ◽  
pp. R189-R203 ◽  
Author(s):  
JIANGFENG DU ◽  
XIAODONG XU ◽  
HUI LI ◽  
XIANYI ZHOU ◽  
RONGDIAN HAN

Quantum game theory is a recently developing field of physical research. In this paper, we investigate quantum games in a systematic way. With the famous instance of the Prisoner's Dilemma, we present the fascinating properties of quantum games in different conditions, i.e. different number of the players, different strategic space of the players and different amount of the entanglement involved.


2011 ◽  
Vol 368-373 ◽  
pp. 1763-1766
Author(s):  
Jing Zhu ◽  
Pei Zhang ◽  
Hai Jun Sun

The prisoner’s dilemma is applied to make the new game model between Xi’an and Xian Yang from Game Theory angle of view. In this new model, the profits inequality is taken into account when both sides face the same strategic option, which can make the model to approach more actual situations. The prisoner’s dilemma is the main handicap. Furthermore, the author built the interpretation framework of the two cities’ integration on the basis of the Game Theory and the inspirations of the European Union benefits gained by its members.


1984 ◽  
Vol 55 (3) ◽  
pp. 687-696 ◽  
Author(s):  
Rick M. Gardner ◽  
Terry L. Corbin ◽  
Janelle S. Beltramo ◽  
Gary S. Nickell

Cooperation in pairs of rats playing the prisoner's dilemma game was investigated. Six pairs of animals were taught to make either cooperative or uncooperative responses by running to one or the other end of a T-maze. Two T-mazes were joined together such that animals could respond simultaneously. Animals were run under conditions in which visual communication was present and absent. Mutually uncooperative responses were the most common and mutually cooperative behaviors the least preferred. Introduction of a barrier between the mazes, which removed visual communication between pairs, sharply accentuated uncooperative behavior. Similarities of the present findings to results with human subjects and the implications of using game theory for studying cooperative behavior in animals are discussed.


2018 ◽  
pp. 193-220
Author(s):  
Barry Hoffmaster ◽  
Cliff Hooker

Ethics is embedded in the practices and institutions of society. Three examples illustrate the communal importance of ethical design. First is the distinction between Fights, Games, and Debates as successively more ethical and more intelligent institutional designs for handling conflict. The second is the Prisoner’s Dilemma in game theory, whose best solution is to step outside the game and change the surrounding institutional design. The third is an account of the ethical and effective institutional design solutions for various situations, especially of mediation for those that invoke the notion of ‘polycentric’ problems.


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