For some people, money is merely something underwritten by the state and designed to enhance a basic barter economy.

对于一些人来说，金钱仅仅是国家担保的东西，用于增强基本的物物交换。

But, the professor is saying well, we don't want to create a barter economy; that's not a very efficient way of people obtaining what they want – of getting what they want.

但是，教授说得好， 我们不想创造易货经济；这不是人们获得他们想要的东西的一种非常有效的方式——获得他们想要的东西。