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.

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。

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Provided also that the demand for health care is own-price inelastic, the same conclusion is obtained when the uncertainty is about the productivity of health care.

在上述假设和健康护理的需求价格弹性是缺乏弹性的假设下，当不确定是关于健康护理生产率的不确定时，也可以得到同样的结论。

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And the total revenue can be increased if the price of a inelastic demand goods is raised, and vice versa. But the relation between the price elasticity and total...

但需求价格弹性与总收益的这种关系有一定条件约束，不满足这个约束条件，需求价格弹性与总收益之间就不具有如上关系。

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The fundamental point is that, in the presence of inelastic supply curves, demand-side subsidies face a headwind of adverse price effects, while direct public provision gets a tail wind of favorable price effects.

FORBES: Mike Konczal on Public Education and Public Options