Common knowledge promotes risk pooling in an experimental economic game.

Risk management is a problem humans have faced throughout history and across societies. One way to manage risk is to transfer it to other parties through formal and informal insurance systems. One informal method of self-insurance is limited risk pooling, where individuals can ask for help only when...

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Main Authors: Lee Cronk, Athena Aktipis, Steven Gazzillo, Dave White, Amber Wutich, Barry Sopher
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2019-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0220682
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author Lee Cronk
Athena Aktipis
Steven Gazzillo
Dave White
Amber Wutich
Barry Sopher
author_facet Lee Cronk
Athena Aktipis
Steven Gazzillo
Dave White
Amber Wutich
Barry Sopher
author_sort Lee Cronk
collection DOAJ
description Risk management is a problem humans have faced throughout history and across societies. One way to manage risk is to transfer it to other parties through formal and informal insurance systems. One informal method of self-insurance is limited risk pooling, where individuals can ask for help only when in need. Models suggest that need-based transfer systems may require coordination and common knowledge to be effective. To explore the impact of common knowledge on social coordination and risk pooling in volatile environments, we designed and ran a Risk Pooling Game. We compared participants who played the game with no advance priming or framing to participants who read one of two texts describing real-world systems of risk pooling. Players in the primed games engaged in more repetitive asking and repetitive giving than those in the control games. Players in the primed games also gave more in response to requests and were more likely to respond positively to requests than players in the control games. In addition, players in the primed games were more tolerant of wide differences between what the two players gave and received. These results suggest that the priming texts led players to pay less attention to debt and repayment and more attention to the survival of the other player, and thus to more risk pooling. These results are consistent with findings from fieldwork in small-scale societies that suggest that humans use need-based transfer systems to pool risk when environmental volatility leads to needs with unpredictable timing. Models suggest that the need-based transfer strategy observed in this experiment can outperform debt-based strategies. The results of the present study suggest that the suite of behaviors associated with need-based transfers is an easily triggered part of the human behavioral repertoire.
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spelling doaj.art-88e08d2656324ffcb645ee95f7c5b0392022-12-21T22:36:00ZengPublic Library of Science (PLoS)PLoS ONE1932-62032019-01-01148e022068210.1371/journal.pone.0220682Common knowledge promotes risk pooling in an experimental economic game.Lee CronkAthena AktipisSteven GazzilloDave WhiteAmber WutichBarry SopherRisk management is a problem humans have faced throughout history and across societies. One way to manage risk is to transfer it to other parties through formal and informal insurance systems. One informal method of self-insurance is limited risk pooling, where individuals can ask for help only when in need. Models suggest that need-based transfer systems may require coordination and common knowledge to be effective. To explore the impact of common knowledge on social coordination and risk pooling in volatile environments, we designed and ran a Risk Pooling Game. We compared participants who played the game with no advance priming or framing to participants who read one of two texts describing real-world systems of risk pooling. Players in the primed games engaged in more repetitive asking and repetitive giving than those in the control games. Players in the primed games also gave more in response to requests and were more likely to respond positively to requests than players in the control games. In addition, players in the primed games were more tolerant of wide differences between what the two players gave and received. These results suggest that the priming texts led players to pay less attention to debt and repayment and more attention to the survival of the other player, and thus to more risk pooling. These results are consistent with findings from fieldwork in small-scale societies that suggest that humans use need-based transfer systems to pool risk when environmental volatility leads to needs with unpredictable timing. Models suggest that the need-based transfer strategy observed in this experiment can outperform debt-based strategies. The results of the present study suggest that the suite of behaviors associated with need-based transfers is an easily triggered part of the human behavioral repertoire.https://doi.org/10.1371/journal.pone.0220682
spellingShingle Lee Cronk
Athena Aktipis
Steven Gazzillo
Dave White
Amber Wutich
Barry Sopher
Common knowledge promotes risk pooling in an experimental economic game.
PLoS ONE
title Common knowledge promotes risk pooling in an experimental economic game.
title_full Common knowledge promotes risk pooling in an experimental economic game.
title_fullStr Common knowledge promotes risk pooling in an experimental economic game.
title_full_unstemmed Common knowledge promotes risk pooling in an experimental economic game.
title_short Common knowledge promotes risk pooling in an experimental economic game.
title_sort common knowledge promotes risk pooling in an experimental economic game
url https://doi.org/10.1371/journal.pone.0220682
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