Why? Because no matter how the other firm, your competitor, prices you might have an incentive to undercut them.

为什么,因为不管你对手怎么定价,你总有想削弱他们的动机

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The last thing you want is to have the other firm undercut you, in an attempt to push prices down.

你最不想看到别的企业,通过降价来打压你

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Both firms have an incentive to undercut the other firm, driving down profits for both.

每个企业都有削弱对手的动机,最后他们的利润都下降了

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So if Pepsi is dumb enough to price above monopoly, sure I will undercut Pepsi but I won't undercut Pepsi by a penny, I'll undercut Pepsi all the way down to the monopoly price and make monopoly profits.

如果百事笨到把价格设的高于垄断价格,我当然要定价比百事低,但不是低一点,我要把价格设得比百事低直至垄断价格,并获取垄断收益

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So basically what I'm going to do here is I'm going to set my price to equal his price, minus a little bit, I'll just undercut him a little bit and by just undercutting him a little bit, I'm going to get the whole of the market and I'll make as much money as I can on those sales.

所以基本上我要做的是,设定我的价格等于他的价格,减去一点点,我的价格将仅仅比他的低一点点,并且通过比他的价格低一点点,我将占领整个市场,那些销售带给我尽可能多的钱

耶鲁公开课 - 博弈论课程节选