Promotion of cooperation by selective group extinction

Multilevel selection is an important organizing principle that crucially underlies evolutionary processes from the emergence of cells to eusociality and the economics of nations. Previous studies on multilevel selection assumed that the effective higher-level selection emerges from lower-level repro...

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Main Authors: Marvin A Böttcher, Jan Nagler
Format: Article
Language:English
Published: IOP Publishing 2016-01-01
Series:New Journal of Physics
Subjects:
Online Access:https://doi.org/10.1088/1367-2630/18/6/063008
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author Marvin A Böttcher
Jan Nagler
author_facet Marvin A Böttcher
Jan Nagler
author_sort Marvin A Böttcher
collection DOAJ
description Multilevel selection is an important organizing principle that crucially underlies evolutionary processes from the emergence of cells to eusociality and the economics of nations. Previous studies on multilevel selection assumed that the effective higher-level selection emerges from lower-level reproduction. This leads to selection among groups, although only individuals reproduce. We introduce selective group extinction , where groups die with a probability inversely proportional to their group fitness. When accounting for this the critical benefit-to-cost ratio is substantially lowered. Because in game theory and evolutionary dynamics the degree of cooperation crucially depends on this ratio above which cooperation emerges, previous studies may have substantially underestimated the establishment and maintenance of cooperation.
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spelling doaj.art-fb2a9408e2a547b397993a26e22837532023-08-08T14:33:45ZengIOP PublishingNew Journal of Physics1367-26302016-01-0118606300810.1088/1367-2630/18/6/063008Promotion of cooperation by selective group extinctionMarvin A Böttcher0Jan Nagler1Department for Evolutionary Theory, Max Planck Institute for Evolutionary Biology, Plön , Germany; Max Planck Institute for Dynamics and Self-Organization , Göttingen, GermanyComputational Physics, IfB, ETH Zurich, Wolfgang-Pauli-Strasse 27, 8093 Zurich, SwitzerlandMultilevel selection is an important organizing principle that crucially underlies evolutionary processes from the emergence of cells to eusociality and the economics of nations. Previous studies on multilevel selection assumed that the effective higher-level selection emerges from lower-level reproduction. This leads to selection among groups, although only individuals reproduce. We introduce selective group extinction , where groups die with a probability inversely proportional to their group fitness. When accounting for this the critical benefit-to-cost ratio is substantially lowered. Because in game theory and evolutionary dynamics the degree of cooperation crucially depends on this ratio above which cooperation emerges, previous studies may have substantially underestimated the establishment and maintenance of cooperation.https://doi.org/10.1088/1367-2630/18/6/063008game theorygroup selectionevolution of cooperationevolutionary dynamics
spellingShingle Marvin A Böttcher
Jan Nagler
Promotion of cooperation by selective group extinction
New Journal of Physics
game theory
group selection
evolution of cooperation
evolutionary dynamics
title Promotion of cooperation by selective group extinction
title_full Promotion of cooperation by selective group extinction
title_fullStr Promotion of cooperation by selective group extinction
title_full_unstemmed Promotion of cooperation by selective group extinction
title_short Promotion of cooperation by selective group extinction
title_sort promotion of cooperation by selective group extinction
topic game theory
group selection
evolution of cooperation
evolutionary dynamics
url https://doi.org/10.1088/1367-2630/18/6/063008
work_keys_str_mv AT marvinabottcher promotionofcooperationbyselectivegroupextinction
AT jannagler promotionofcooperationbyselectivegroupextinction