To push forward the research on economics, correct abstraction of man must be made.

要想进一步推进经济学研究，就必须对人做出正确的抽象。

youdao

To push forward the research on economics, correct abstraction of man must be made.

要想进一步推进经济学研究，就必须对人做出正确的抽象。

youdao