In fact, 90 percent of Chinese STEM students are still in the U.S. a decade
after receiving their degrees, according to the National Science Foundation,
compared to 83 percent of Indians and 69 percent of Europeans.
By Virginia Postrel， Bloomberg Opinion
May 28, 2020, 4:00 PM CDT https://www.bloomberg.com/opinion/articles/2020-05-28/banning-chinese-stem-
students-would-backfire-on-u-s#:~:text=Most%20want%20to%20stay%20after,and%
2069%20percent%20of%20Europeans. https://crsreports.congress.gov/product/pdf/IF/IF11347
如此情况不改变，那么下一代学STEM的，则必然要get ready与国内以及其他国家挑出
来的尖子生竞争。到工作了也是如此。美国之brain drain策略是阳谋。没啥神秘的。
