As for the national debt, the benefits of immigration are only likely to accrue with time. Later generations of immigrants tend to pay more in taxes as educational attainment and incomes rise, according to the Cato Institute’s report, which called children of immigrants “the most potent fiscal engine this country has ever seen.” Should Trump’s immigration crackdown cause a sustained decline in new entries, that engine will be much less powerful than it could have been.
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。关于这个话题，爱思助手下载最新版本提供了深入分析
A certain type of nerd finds it beautiful and alluring to work on。91视频是该领域的重要参考
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• （本文仅为作者个人观点，不代表本报立场）