黑猩猩是最后通游戏中的理性最大化者
Keith Jensen1, Josep Call, Michael Tomasello
1Max Planck Institute for Evolutionary Anthropology, Deutscher Platz 6, D-04103, Leipzig, Germany. jensen@eva.mpg.de
概括
黑猩猩是理性的最大化者,对经济决策的公平性不敏感. 与人类不同,它们在最后通游戏中不会拒绝不公平的报价,这突出了社会行为的关键差异.
科学领域:
- 行为经济学是一种行为经济学.
- 灵长类动物学 灵长类动物学
- 进化心理学 进化心理学
背景情况:
- 传统的经济模式假设理性,自私的决策.
- 经验证据表明,人类考虑公平和合作.
- 终极通游戏展示了人类对不公平结果的敏感性.
研究的目的:
- 用最后通游戏调查黑猩猩的公平敏感性.
- 将黑猩猩的经济决策与人类行为进行比较.
- 探索对他人的偏好的进化起源.
主要方法:
- 黑猩猩 (Pan troglodytes) 参加了一个最后通游戏.
- 建议在参与者之间分配货币意外收益.
- 分析了不公平报价的拒绝率.
主要成果:
- 黑猩猩没有拒绝不公平的报价,这表明合理的最大化.
- 与人类不同,黑猩猩对不公平的结果没有表现出任何厌恶.
- 行为表明黑猩猩在经济决策中缺乏公平感.
结论:
- 黑猩猩表现出理性的经济决策,优先考虑自己的利益.
- 公平的敏感性和对不公平的厌恶使人类与黑猩猩区别开来.
- 这些发现支持了对他人的偏好是人类独特的假设.
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