In an ideal world, where you can borrow and lend freely, an individual could choose consumption along any point on this line.

在理想情况下,你可以随意借贷,每个人都可以将这条线上任意一点,作为自己的消费额

耶鲁公开课 - 金融市场课程节选

A person has a budget constraint if the person can borrow and lend at the interest rate.

在某一利率下,人都有自己的预算限制

耶鲁公开课 - 金融市场课程节选

But if you need a slave representing your business, and you live in Rome and you need somebody in Ostia, the port city of Rome, to be able to be there and watch your imports and your exports of your business, you need someone who can sign contracts, who can lend money, who can borrow money, who can do things like that.

如果你需要一名奴隶代理你的生意，如果你住在罗马，需要有人，在罗马奥斯蒂亚港口,照看你的进出口生意，就得要能签合同，可以放债贷款，及其他类似事务的人。

耶鲁公开课 - 新约课程节选

The Federal Funds Rate is the rate that banks borrow and lend to each other overnight.

联邦资金利率是,一夜间银行之间借进与借出的比率。

耶鲁公开课 - 金融市场课程节选

Liquidity is that banks lend long and borrow short -short-term, I mean.

流动性是指银行贷长借短,短是指短期

耶鲁公开课 - 金融市场课程节选

Each person who wants to borrow has to be met by somebody else who wants to lend, so the interest rate that we have in society is the compromise.

想借钱的人必须找到,愿意放贷的人,因此社会中的利率是各方协调的结果

耶鲁公开课 - 金融市场课程节选