Influences of social uncertainty and serotonin on gambling decisions

ABSTRACT: In many instances in life, our decisions’ outcomes hinge on someone else’s choices (i.e., under social uncertainty). Behavioral and pharmacological work has previously focused on different types of uncertainty, such as risk and ambiguity, but not so much on risk behaviors under social uncertainty. Here, in two different studies using a double-blind, placebo-controlled, within-subject design, we administrated citalopram (a selective-serotonin-reuptake inhibitor) to male participants and investigated decisions in a gambling task under social and nonsocial uncertainty. In the social condition, gamble outcomes were determined by another participant. In the nonsocial condition, gamble outcomes were determined by a coin toss. We observed increased gamble acceptance under social uncertainty, espe

SUBMITTER: Bellucci G 

PROVIDER: S-EPMC9205937 | biostudies-literature | 2022 Jan

REPOSITORIES: biostudies-literature