And, occasionally, a third category is invoked where the myth is not refuted, but where a high level of certainty is unattainable, "plausible."

有时，我们不能反驳某个流言，但它又有很高的不确定性，我们就需要援引第三类——“似乎合理的”。

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Imagine the benefits to American businesses and families of knowing with a very high level of certainty that the buying power of the dollar five, 10 or 20 years from now would be approximately the same as it is today.

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