在决策过程中确定的和不确定的惩罚的神经过程的时间过程
Wenwei Qiu1, Huijian Fu2, Linanzi Zhang3
1College of Economics & Management, China Jiliang University, Hangzhou 310018, China.
Behavioral sciences (Basel, Switzerland)
|November 27, 2025
概括
不确定的惩罚会引发更大的负面影响和增加疼痛感知,相比于某些惩罚. 操纵惩罚的不确定性可以创造一个高威胁效应的成本效益.
科学领域:
- 神经科学是一个神经科学.
- 认知心理学 认知心理学
- 行为经济学是一种行为经济学.
背景情况:
- 对个人如何感知某些与不确定的惩罚的理解有限.
- 经济游戏和神经成像提供了对受威胁的决策的洞察力.
- 惩罚不确定性的心理和神经影响需要进一步调查.
研究的目的:
- 使用EEG探索惩罚威胁的认知处理机制.
- 调查经济游戏场景中惩罚不确定性的影响.
- 为了比较神经对某些和不确定的惩罚线索的反应.
主要方法:
- 使用脑电图 (EEG) 记录大脑活动.
- 集成的经济游戏范式与电击刺激.
- 分析了与事件相关的潜力 (ERP),如FRN,P300,SPN和P2,以及单次试验的EEG功率.
主要成果:
- 与不确定的线索相比,冲击线索引起了更大的反相关消极性 (FRN) 和P300.
- 在确定和不确定惩罚预期之间,持续的消极性 (SPN) 没有显著差异.
- 不确定性导致更多的负面自我评价和增加的疼痛感知 (P2).
结论:
- 不确定的惩罚被认为比确定的惩罚更具威胁性.
- EEG措施 (FRN,P300,P2) 反映了不同处理的惩罚确定性.
- 惩罚不确定性的战略操纵可以有效地诱导高威胁效应.
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