A hundred years ago, there was no comprehensive data on economic activity, so there was no macroeconomics.

一百年前，我们还没有关于经济活动的全面数据，所以也就没有经济学。

It is a critical element of Keynesian macroeconomics.

它是凯恩斯宏观经济学的一个重要组成部分。

She has expertise in macroeconomics and the elements of unemployment.

她有宏观经济学方面的专业知识及失业问题的经验。

Specifically, all these complaints are about macroeconomics.

特别是，所有这些抱怨都是关于宏观经济学的。

It's, it's kind of like the distinction in microeconomics and macroeconomics.

这，这有点像微观经济学和宏观经济学的区别。

If there is a central question in macroeconomics, this is it.

如果说宏观经济学有一个中心问题，这个问题就是。

The shortfalls are particularly glaring when it comes to modern macroeconomics.

这些缺陷在当代宏观经济学中尤其明显。

These criticisms fail to distinguish between macroeconomics and microeconomics.

这些批评不能区分宏观经济学和微观经济学。

Now when it comes to fields of study, macroeconomics is a relatively new subject.

在研究领域，宏观经济学是一个相对较新的课题。

If economics was biology, macroeconomics would be ecology while microeconomics would be cell biology.

如果经济学是生物学，那么宏观经济将是生态学，而微观经济学是细胞生物学。