Here, too, revealed preferences are, well, revealing.

在这里，暴露的偏好也很能说明问题。

NIMBYism is regularly characterized as a case of revealed preferences: Talk is cheap, and support for policies in the abstract is worthless.

人们通常认为邻避主义存在一种公开的偏好：空谈无用，支持抽象的政策也无用。

It is also tricky territory for economists, who often emphasise the " revealed preference" of those they study, and the resulting efficiency of market outcomes.

对经济学家来说，这也是一个棘手的领域，他们经常强调研究对象的“显示性偏好”，以及由此带来的市场效率。

As always, it's useful to look at what economists call " revealed preferences" — or what people do, regardless of what they say.

一如既往，看看经济学家所说的“显示偏好” ——或者人们做什么，不管他们说什么， 都是有用的。