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Well, there's no doubt about the fact that, that higher energy prices lead to greater conservation, greater energy efficiency, and they also, of course, play a useful role on the supply side.

毫无疑问，更高的能源价格会带来更大的节约，更高的能源效率，当然，它们也会在供给方面发挥有益的作用。

— John W. Snow 约翰·W·斯诺