在11个国家比较基于经验和描述的经济偏好
Hernán Anlló1,2,3, Sophie Bavard4,5,6, FatimaEzzahra Benmarrakchi5,7
1Human Reinforcement Learning Team, Laboratory of Cognitive and Computational Neuroscience, Paris, France. hernan.anllo@cri-paris.org.
Nature human behaviour
|June 14, 2024
概括
奖励价值在所有文化中都取决于背景,影响决策. 这种认知特征是普遍的,与风险厌恶不同,风险厌恶因国家而异.
科学领域:
- 认知科学 认知科学
- 神经经济学 神经经济学
- 跨文化心理学 跨文化心理学
背景情况:
- 众所周知,人类的奖励价值编码是取决于上下文的,可能导致不理想的决策.
- 在不同的人群中对估值的这种计算约束的普遍性以前是未知的.
研究的目的:
- 调查依赖上下文的奖励值编码是否是不同文化中人类认知的共同特征.
- 区分基于背景的估值与基于描述的决策的跨文化一致性.
主要方法:
- 这项行为研究涉及来自11个国家的561名来自不同社会经济和文化背景的个人.
- 评估奖励评估和决策中的情境敏感性.
- 通过使用基于描述的单独选择任务 (抽奖) 与匹配的决策报价来衡量风险回避.
主要成果:
- 在所有11个研究的国家中,在奖励值编码中始终观察到上下文敏感性.
- 由于环境操纵而导致的低于最佳的决策不能归因于风险厌恶.
- 在风险回避方面发现了显著的跨文化差异,但在上下文依赖的估值方面却没有.
结论:
- 取决于环境的奖励值编码似乎是人类认知的基本和普遍特征.
- 基于描述的决策过程比依赖上下文的估值更容易受到文化和社会经济的影响.
- 这表明了一个强大的,跨文化不变的机制,它是人类如何在环境中赋予价值的基础.
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