什么是Intertemporal

intertemporal choice
跨期选择
intertemporal
[英][ɪn'tɜ:rtɪmpərəl][美][ɪn'tɜ:rtɪmpərəl]
adj.跨期的;

例句:
1.
Krugman merely assumes out of existence the possibility that low interest rates causeintertemporal discoordination.
克鲁格曼仅仅假设不存在低利率造成的时际失调。

2.
That is because it has the power to change the value of the currency, which is theintermediary in every single economic transaction, and also to alter the terms of everyintertemporal transaction--those between the present and future, such as saving today toconsume tomorrow--by raising or lowering the interest rate.
因为它有能力改变汇率（每一笔经济交易的媒介），并且通过升高降低汇率来改变现在和未来间的跨时交易，比如今天储蓄明天消费。

跨期替代弹性