然后介绍了做市商制度的三种主要理论假说，包括有效市场假说、合理预期假说和经济人假说。
Then, it continues to explain three major hypotheses involving the system, namely effective market, reasonable expectation and economic man.
内容摘要：尽管“经济人”假设受到了来自各方面的批评，但其基本内核仍然是合理的。
Abstract: : Though the assumption of economic man criticized by different schools, it's basic core is still reasonable.
理性经济人假设是传统经济学理论分析的前提，这一假设有一定的合理性，而大量经济现象却与之背道而驰。
The hypothesis of rational economic man is the analyzing prerequisite of traditional economics, which, to some extent, is reasonable but deviate from a great deal of economic phenomena.
在此背景下，本文以经济学效用概念的演化为主线展开研究，深入探讨经济人假设的合理性、局限性以及经济学的研究对象和研究方向。
Under the background, we focus on the deduction of the concept "utility" in economics and analyze the rationality and limitation of "economical man" and the research object and direction of economics.
在此背景下，本文以经济学效用概念的演化为主线展开研究，深入探讨经济人假设的合理性、局限性以及经济学的研究对象和研究方向。
Under the background, we focus on the deduction of the concept "utility" in economics and analyze the rationality and limitation of "economical man" and the research object and direction of economics.
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