第一节解释了稀缺性和选择的问题，机会成本的概念和微观与宏观经济学的区别。
Section one will explain the problems of scarcity and choice, the concept of opportunity cost and the difference between micro and macro economics.
在第一个方面，它主要讲机会成本的稀缺性与选择，微观经济学和宏观经济学的概念。
In the first sector, it is mainly talking about the conceptions of scarcity and choice, opportunity cost and the micro and macro economics.
国际贸易理论与实务、国际经济技术合作、国际商法、国际金融、微观经济学、宏观经济学。
Theory and Practice of International Trade, International Cooperation of economics and Technology, International Commercial Law, International Finance, Microeconomics, Macroeconomics.
国际贸易理论与实务、国际经济技术合作、国际商法、国际金融、微观经济学、宏观经济学。
Theory and Practice of International Trade, International Cooperation of economics and Technology, International Commercial Law, International Finance, Microeconomics, Macroeconomics.
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