Water use increases as wealth increases. Greater purchasing power encourages household comforts and water use increases, despite the ever-shrinking supply of fresh water that we have.

用水量随着财富的增长而增长，现在的购买力让家庭用水量与日俱增，虽然世界的淡水供应量日益减少。

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Moreover, as a country's overall wealth increases, its average level of happiness does not.

再者，当一个国家的总体财富增加时，它平均的幸福水平并没有随之增加。

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Moreover, as a country s overall wealth increases, its average level of happiness does not.

再者，当一个国家的总体财富增加时，它平均的幸福水平并没有随之增加。

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According to Engel's law, first formulated by the 19th-century statistician Ernst Engel, the proportion spent on necessities falls as wealth increases, and the share devoted to luxuries rises.

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As the wealth of the population increases, so does its consumption of food and meat.

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As a private good, human capital increases personal income, household wealth, family stability, and healthiness.

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