通常说来，富有的人幸福指数更高一些。然而，年轻人和老年人似乎受金钱的影响更小一些。

Generally speaking, richer people are happier people. But young people and the elderly appear less influenced by having more money.

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但据估计，墨西哥人的幸福感指数为22%。

But it estimates Mexican well-being at 22%.

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在美国的一项研究中，研究人员测量了4739人这20多年来的幸福指数。

In a US study，researchers measured the happiness of 4739people over 20 years.

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