The Envelope Theorem is an important theorem in microeconomics. We comment on this theorem in the paper.

包络定理是微观经济学中的一个重要定理。本文对这一定理进行了述评。

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The Envelope Theorem is an important theorem in microeconomics. We comment on this theorem in the paper.

包络定理是微观经济学中的一个重要定理。本文对这一定理进行了述评。

youdao