最新研究显示,1980年至2024年间,25%的STEM博士毕业生在毕业后15年内离开美国。生命科学领域的科学家离开率较低,而人工智能和量子科学领域的离开率较高,但整体离境率在过去几十年保持稳定。与普遍认知不同的是,即使这些科学家离开美国,美国技术产业仍从他们的工作中受益:移民后,美国在全球相关专利引用中的份额虽从70%降至50%,但仍比目的地国家高出5倍,与其他所有国家的总和相当。这一研究凸显了美国通过培养外国科学家所获得的双重价值——无论他们选择留在美国还是离开。
原文链接:Hacker News






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