V2EX time preference

Time Preference

Definition / 定义

时间偏好:指人们相对于未来,更偏好“现在”获得商品、服务或效用的倾向。在经济学中常用于解释为什么未来的价值会被折现、为何存在利率以及储蓄与消费的取舍。(在不同学科语境下也可引申为对短期/长期结果的偏好差异。)

Pronunciation / 发音

/tam prfrns/

Examples / 例句

People with a high time preference tend to spend now rather than save for later.
时间偏好较高的人往往倾向于现在花钱,而不是为将来储蓄。

In intertemporal choice models, time preference shapes the discount rate and influences investment, retirement planning, and public policy design.
在跨期选择模型中,时间偏好会影响折现率,并进而影响投资、退休规划以及公共政策的制定。

Etymology / 词源

该短语由 time(时间) + preference(偏好) 组合而成,用来表达“对不同时间点结果的偏好”。作为经济学术语,它在讨论跨期选择、折现与利率理论时被系统化使用,常与“现在偏好(present bias)/折现(discounting)”等概念一起出现。

Related Words / 相关词

Literary Works / 文学作品

  • Eugen von Bhm-Bawerk:《Capital and Interest》(《资本与利息》)讨论利息与时间因素相关的理论传统中常涉及“时间偏好”思想。
  • Irving Fisher:《The Theory of Interest》(《利息理论》)系统讨论跨期选择、折现与利率,常用“time preference”表述相关机制。
  • Ludwig von Mises:《Human Action》(《人的行为》)在行动学与经济学框架下多次使用并讨论时间偏好与利息。
  • Murray N. Rothbard:《Man, Economy, and State》(《人、经济与国家》)在资本与利息章节中大量使用“time preference”概念。
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