西方经济学按照研究对象不同分为微观和宏观经济学，并且认为微观经济学是宏观经济学的基础。

In accordance with different subjects of study, western economics are divided into microeconomics and macroeconomics, and the microeconomics is the basis of macroeconomics.

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博弈论自从被引入到经济研究中以来，逐渐成为主流经济学的一部分，甚至可以说成为微观经济学的基础。

Since game theory was introduced into the economic research field, it has become one part of the economics mainstream and even the basis of microeconomics.

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博弈论自从被引入到经济研究中以来，逐渐成为主流经济学的一部分，甚至可以说成为微观经济学的基础。

Since game theory was introduced into the economic research field, it has become one part of the economics mainstream and even the basis of microeconomics.

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