Enhancement in dopamine reduces generous behaviour in women.

Generosity is a human behavior common in social contexts. However, humans are not equally generous to everyone alike. Instead, generosity decreases as a function of social distance, an effect called social discounting. Studies show that such social discounting effect depends on diverse factors inclu...

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Main Authors: Sergio Oroz Artigas, Lu Liu, Sabrina Strang, Caroline Burrasch, Astrid Hermsteiner, Thomas F Münte, Soyoung Q Park
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.0226893
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author Sergio Oroz Artigas
Lu Liu
Sabrina Strang
Caroline Burrasch
Astrid Hermsteiner
Thomas F Münte
Soyoung Q Park
author_facet Sergio Oroz Artigas
Lu Liu
Sabrina Strang
Caroline Burrasch
Astrid Hermsteiner
Thomas F Münte
Soyoung Q Park
author_sort Sergio Oroz Artigas
collection DOAJ
description Generosity is a human behavior common in social contexts. However, humans are not equally generous to everyone alike. Instead, generosity decreases as a function of social distance, an effect called social discounting. Studies show that such social discounting effect depends on diverse factors including personality traits, cultures, stress or hormonal levels. Recently, the importance of the neurotransmitter dopamine in regulating social interactions has been highlighted. However, it remains unclear how exactly dopamine agonist administration modulates generous behavior as a function of social discounting. Here, we investigate the causal effect of dopamine agonist administration on social discounting in a pharmacological intervention study. We employ a randomized, double-blind, within-subject design to investigate the impact of the D2/D3 receptor agonist pramipexole on social discounting by keeping gender constant. We apply hyperbolic social discount model to the data and provide evidence that women under pramipexole become less generous in general, especially towards close others. Our results highlight the crucial role of dopamine in social decision making.
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spelling doaj.art-26ba9fc225f1414ea56d19cee54559d22022-12-21T19:20:04ZengPublic Library of Science (PLoS)PLoS ONE1932-62032019-01-011412e022689310.1371/journal.pone.0226893Enhancement in dopamine reduces generous behaviour in women.Sergio Oroz ArtigasLu LiuSabrina StrangCaroline BurraschAstrid HermsteinerThomas F MünteSoyoung Q ParkGenerosity is a human behavior common in social contexts. However, humans are not equally generous to everyone alike. Instead, generosity decreases as a function of social distance, an effect called social discounting. Studies show that such social discounting effect depends on diverse factors including personality traits, cultures, stress or hormonal levels. Recently, the importance of the neurotransmitter dopamine in regulating social interactions has been highlighted. However, it remains unclear how exactly dopamine agonist administration modulates generous behavior as a function of social discounting. Here, we investigate the causal effect of dopamine agonist administration on social discounting in a pharmacological intervention study. We employ a randomized, double-blind, within-subject design to investigate the impact of the D2/D3 receptor agonist pramipexole on social discounting by keeping gender constant. We apply hyperbolic social discount model to the data and provide evidence that women under pramipexole become less generous in general, especially towards close others. Our results highlight the crucial role of dopamine in social decision making.https://doi.org/10.1371/journal.pone.0226893
spellingShingle Sergio Oroz Artigas
Lu Liu
Sabrina Strang
Caroline Burrasch
Astrid Hermsteiner
Thomas F Münte
Soyoung Q Park
Enhancement in dopamine reduces generous behaviour in women.
PLoS ONE
title Enhancement in dopamine reduces generous behaviour in women.
title_full Enhancement in dopamine reduces generous behaviour in women.
title_fullStr Enhancement in dopamine reduces generous behaviour in women.
title_full_unstemmed Enhancement in dopamine reduces generous behaviour in women.
title_short Enhancement in dopamine reduces generous behaviour in women.
title_sort enhancement in dopamine reduces generous behaviour in women
url https://doi.org/10.1371/journal.pone.0226893
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