概括
决策者在选择选项时更喜欢拥有更多分支机构的前景. 这种"分支效应"取决于背景,在不确定性下影响金融和政策决策.
科学领域:
- 决策科学 决策科学 决策科学
- 行为经济学是一种行为经济学.
- 认知心理学 认知心理学
背景情况:
- 了解个人在不确定性下如何做出选择至关重要.
- 现有的风险选择模型不能完全考虑前景的结构特征.
研究的目的:
- 调查展望中的分支机构数量对决策者偏好的影响.
- 为了确定分支号是否可以作为选择理由的启发式.
- 检查这种效应的上下文依赖性.
主要方法:
- 实验设计为决策者提供了不同分支数量的潜在客户之间的选择.
- 基于收益/损失分支的数量和替代选择的偏好转移的分析.
- 审视调节器,并扩展到损失和生命估值.
主要成果:
- 与替代品相比,对一个前景的偏好随着更多的收益分支而增加.
- 这种效应取决于上下文,随着确定的收益而消失,并孤立地逆转.
- 观察到敏感度下降:两个分支明显比一个更有吸引力,但进一步的分支提供了很少的额外好处.
结论:
- 展望中的分支机构数量显著影响选择,作为一个上下文启发式.
- 这些发现挑战了现有的风险选择模式,强调了前景结构的重要性.
- 结果对不确定性下的财务,政策和伦理决策具有实际意义.
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