描述丸激素对基于模型和无模型决策过程的影响
Nace Mikus1,2, Hana H Kutlikova1,3, Eisenegger Christoph1
1Department of Cognition, Emotion, and Methods in Psychology, University of Vienna, Vienna, Austria.
Proceedings. Biological sciences
|January 15, 2026
概括
丸激素不会偏向于直觉的决策. 这项研究发现,降低了反射性 (无模型) 决策,挑战了它降低对直观选择的认知努力的想法.
科学领域:
- 神经内分泌学神经内分泌学
- 认知神经科学 认知神经科学
- 行为经济学是一种行为经济学.
背景情况:
- 与冲动行为有关,促使研究其对决策的影响.
- 一个关键的辩论问题是,通过减少认知努力,丸激素是否有利于直观的选择.
研究的目的:
- 调查对目标导向 (基于模型) 和反射 (无模型) 决策之间的平衡的影响.
- 评估丸激素的管理是否影响决策过程中的认知力度分配.
主要方法:
- 对216名健康男性进行了丸激素的治疗.
- 使用了顺序决策任务.
- 采用计算建模来分析决策策略.
主要成果:
- 没有改变基于模型的估值在决策中的权重.
- 丸激素的使用降低了无模型估值的权重.
- 在不需要阶段映射记忆的任务试验中,性能下降.
结论:
- 这些发现与丸激素通过减少认知力度来促进直观决策的假设相矛盾.
- 似乎调节,而不是简单地减少,在决策过程中的认知努力.
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