与此呼应，各省份的研发人员规模同样整体上涨，只有海南、青海出现回落情况。从增幅来看，变动较大的省份集中在腰部以下区间，这是由于规模基数较小；而北京、上海、江苏、山东四个研发人员规模已达十万级的省份，增幅也超过整体水平（43.23%）。这意味着，
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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Still, Ackerman said he was interested in learning more about the search terms that can trigger an alert, and whether the list accounts for common words and phrases teens use to avoid algorithmic detection of suicide discussion.
Photograph: Julian Chokkattu