So for those people who took Intro Economics, which is most of you, this is a game, this a setting in which we have constant marginal costs.

大多数学过经济学导论的同学都知道,这里的边际成本是一个常数

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But the Chinese have beaten the Italians at their own game by setting up their own businesses and driving down prices by importing far cheaper fabrics from China.

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But despite its questionable predictive value, the game of setting price targets is a lucrative one for Wall Street because it makes people want to trade boosting commission revenue.

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And the game publisher is setting up its own off-site Sega Pop Arcade just down the street from the San Diego Convention Center.

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