V2EX intertemporal

Intertemporal

Definition / 释义

intertemporal(形容词)跨期的;涉及不同时间点之间关系的。常用于经济学、金融学与决策分析中,描述“现在与未来之间的权衡”(如消费、储蓄、投资、福利等)。
(也可泛指“跨越多个时期的”,但最常见用法在经济学语境。)

Pronunciation / 发音

/n.trtm.p.rl/

Examples / 例句

We need an intertemporal plan for saving money.
我们需要一个跨期的存钱计划。

The model explains intertemporal trade-offs between consumption today and investment for future growth under uncertainty.
该模型解释了在不确定性下,“今天消费”和“为未来增长而投资”之间的跨期权衡。

Etymology / 词源

由 **inter-**(“在……之间”)+ temporal(“时间的”)构成,字面意思是“在时间之间的”。该词在现代学术语境中尤以经济学最常见,用来描述跨越不同时间点的选择与约束。

Related Words / 相关词

Literary Works / 文学与著作例证

  • Irving Fisher, The Theory of Interest(《利息理论》):讨论利息与“跨期选择/跨期交换”的核心思想,常见 intertemporal 相关表述。
  • Robert E. Lucas Jr. & Nancy L. Stokey, Recursive Methods in Economic Dynamics(《经济动态学中的递归方法》):频繁使用 intertemporal 描述跨期最优化与动态模型结构。
  • Lars Peter Hansen & Thomas J. Sargent, Robustness(《稳健性》):涉及在不确定性下的跨期决策与偏好刻画,常出现 intertemporal 语境用法。
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