这么多年来，美国消费者对液体燃料的需求似乎是没有价格弹性的——不管这个燃料是用来驱动汽车，还是用来在早上刺激大脑。

For years it seemed that American consumers' demand for liquid fuel was price inelastic-whether it was to drive their cars or get their brains going in the morning.

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随着大众对住所安全需求的普及化，玩具厂商可以将计算机工业的技术力量和弹性大批量生产，从而将市场价格降低至大众消费价格。

Home security is blossoming for toy makers who can match the technical power and flexibility of the computer industry with the mass-market prices that come from large production runs.

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芝加哥大学的Tomas Philipson称，就算价格高昂，对癌症药品的需求很大程度上还是缺乏价格弹性的。

Even when prices are high, demand for cancer drugs is largely inelastic, says Tomas Philipson of the University of Chicago.

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