So a better standard of living comparison is between how much rice an Asian can buy with a certain income as against how many potatoes an American can by with the same income.

所以一个更好的的生活水平比较方式是：将一个亚洲人以某个固定收入能买多少大米和一个美国人用相同收入买得到多少土豆进行比较。

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For this reason, PPP is a more reliable comparison for the currencies of economies with similar levels of income.

由于这样的原因，购买力平价方法在比较有相近收入水平的经济体时更为可靠。

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The report, which studied changes in income after accounting for federal tax and inflation, found those in the middle also saw their wages grow slowly in comparison with the better-off.

此份报告研究了包含联邦税收和通胀因素后的收入变化，报告发现，中产阶级也认为，与富裕阶层相比，自己的工资增长速度缓慢。

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Per capita income has fallen in comparison with the national average by nearly 20%.

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Another source of income is used cars, where comparison shopping on the Internet is a little tougher.

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By comparison, the average income in general rose by 29 percent.

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