In America, a one-percentage point increase in the proportion of immigrants in the population made the native-born 0.05% better off.
在美国，移民在人口中所占比例每增加一个百分点，本土出生的人口生活水平就会提高0.05%。
2
There are not enough native-born workers in these countries so they must recruit workers from other countries.
这些国家没有足够的本土工人，所以他们必须从其他国家招聘工人。
3
By 1996 foreign-born immigrants who had arrived before 1970 had a home ownership rate of 75.6 percent, higher than the 69.8 percent rate among native-born Americans.