Answer:
the negative effects are sometimes referred to as "brain drain". The notion of the brain drain is largely unsupported in the academic literature. According to economist Michael Clemens, it has not been shown that restrictions on high-skill emigration reduce shortages in the countries of origin.
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I don't know if there is any multiple choice questions so ill just say what I know Citizens of unorganized territories.
Or Northerners I do not know if this helps at all on your question but if u does or does not help let me know