But it's not the top few percent of any sub-population. It's the top few percent worldwide, regardless of where they are. If all of the Chinese PhD students in the US went back to China, then they (China or any other country) would be a lot better off. As long as a majority of the top students are studying, working, and researching at US universities, labs, and companies, America will produce the best innovations. If they go back to their home countries, well, we're in a heap of trouble.
If they go back to their home countries, well, we're in a heap of trouble.
Maybe not. Maybe they can improve the quality of living there which adds to social stability, or come up with an innovation that can be shared with the planet, as information as easily shared these days. Things may work out in any case.
