布鲁金斯学会的克利夫·盖迪说，“假如你把西伯利亚与阿拉斯加以及加拿大北部的一些地方相比，那里一样有自然资源，但是没有过多的人口。”

"If you compare Siberia with Alaska and parts of Northern Canada, where there are also natural resources, you can see it's vastly overpopulated," says Clifford Gaddy of the Brookings Institution.

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根据加州大学伯利·克利分院的研究人员安娜。李。尼安的研究表明，今天，硅谷的公司超过一半是由那些在国外出生的企业家创办的。

According to studies by Berkeley's AnnaLee Saxenian, more than half of today's Silicon Valley companies were founded by foreign-born entrepreneurs.

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