Opinion Diversity and the Resilience of Cooperation in Dynamical Networks

Across various scenarios, individuals cooperate with others to contribute towards a shared goal and ensure self-preservation. In game theory, the act of cooperation is considered as an individual producing some form of benefit to be utilised by others, under the expectation others will return the fa...

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Main Authors: Adam Lee Miles, Matteo Cavaliere
Format: Article
Language:English
Published: MDPI AG 2021-07-01
Series:Mathematics
Subjects:
Online Access:https://www.mdpi.com/2227-7390/9/15/1801
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author Adam Lee Miles
Matteo Cavaliere
author_facet Adam Lee Miles
Matteo Cavaliere
author_sort Adam Lee Miles
collection DOAJ
description Across various scenarios, individuals cooperate with others to contribute towards a shared goal and ensure self-preservation. In game theory, the act of cooperation is considered as an individual producing some form of benefit to be utilised by others, under the expectation others will return the favour. In several scenarios, individuals make use of their own information to aid with their decision about who to connect and cooperate with. However, the choice of cooperation can be taken advantage of by opportunistic defectors, which can lead to significant disruption. This paper investigates how the diversity of opinion can contribute to the structure and mechanics of a dynamical network model and to the resilience of cooperation, by utilising a computational model where individuals make use of both public and private information to implement their decision. Our results show that increasing diversity leads to more stable, less connected and less prosperous networks coupled to more frequent, but shallower information cascades. Our work generally shows that the outcome of the conflict between cooperators and cheaters strongly depends on the interplay between population structure, individual decision making and individual opinions.
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spelling doaj.art-5fac3db4762d4c8ba2375620ce73e6232023-11-22T05:56:54ZengMDPI AGMathematics2227-73902021-07-01915180110.3390/math9151801Opinion Diversity and the Resilience of Cooperation in Dynamical NetworksAdam Lee Miles0Matteo Cavaliere1Department of Computing and Mathematics, John R. Dalton Building, All Saints Campus, Manchester M15 6BH, UKDepartment of Computing and Mathematics, John R. Dalton Building, All Saints Campus, Manchester M15 6BH, UKAcross various scenarios, individuals cooperate with others to contribute towards a shared goal and ensure self-preservation. In game theory, the act of cooperation is considered as an individual producing some form of benefit to be utilised by others, under the expectation others will return the favour. In several scenarios, individuals make use of their own information to aid with their decision about who to connect and cooperate with. However, the choice of cooperation can be taken advantage of by opportunistic defectors, which can lead to significant disruption. This paper investigates how the diversity of opinion can contribute to the structure and mechanics of a dynamical network model and to the resilience of cooperation, by utilising a computational model where individuals make use of both public and private information to implement their decision. Our results show that increasing diversity leads to more stable, less connected and less prosperous networks coupled to more frequent, but shallower information cascades. Our work generally shows that the outcome of the conflict between cooperators and cheaters strongly depends on the interplay between population structure, individual decision making and individual opinions.https://www.mdpi.com/2227-7390/9/15/1801graph theorygame theoryinformation cascadesagent-based model
spellingShingle Adam Lee Miles
Matteo Cavaliere
Opinion Diversity and the Resilience of Cooperation in Dynamical Networks
Mathematics
graph theory
game theory
information cascades
agent-based model
title Opinion Diversity and the Resilience of Cooperation in Dynamical Networks
title_full Opinion Diversity and the Resilience of Cooperation in Dynamical Networks
title_fullStr Opinion Diversity and the Resilience of Cooperation in Dynamical Networks
title_full_unstemmed Opinion Diversity and the Resilience of Cooperation in Dynamical Networks
title_short Opinion Diversity and the Resilience of Cooperation in Dynamical Networks
title_sort opinion diversity and the resilience of cooperation in dynamical networks
topic graph theory
game theory
information cascades
agent-based model
url https://www.mdpi.com/2227-7390/9/15/1801
work_keys_str_mv AT adamleemiles opiniondiversityandtheresilienceofcooperationindynamicalnetworks
AT matteocavaliere opiniondiversityandtheresilienceofcooperationindynamicalnetworks