"Rational-economic man" hypothesis and behavior economic theory propose two kinds of explanations of behavior of people.

“经济人”假说和行为经济理论提出了人的行为的两种解释。

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But this fall's economic upheaval has had a powerful effect on consumer behavior.

但是，这个秋天的经济动荡的确对公众的消费习惯产生了很大的影响。

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Special emphasis will be placed on market mechanism, consumer behavior, production economic, market structure, and firm strategy.

本课程将侧重于市场机制、消费者行为、生产经济、市场结构和企业战略。

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Today, the only recognized limitations are that (1) Congress may not regulate non-economic behavior based solely on an attenuated link to interstate commerce, and (2) Congress may not regulate intrastate economic behavior if its aggregate impact on interstate commerce is negligible.

FORBES: Why the Supreme Court Will Strike Down All of Obamacare

The government has long used the Code to promote certain types of economic behavior.

FORBES: The Fiscal Cliff And A Call For A Simpler Internal Revenue Code

Whether that human economic behavior is rational or irrational may ultimately be a matter of perspective.

FORBES: Market Madness, Rampant Irrationality, & Animal Spirits: What Are Investors To Do?