The growth of Silicon Valley had a significant effect on global migration, particularly in the context of "brain drain," where high talent emigrated from other nations to Silicon Valley. This phenomenon occurs as individuals seek opportunities in a region renowned for its innovation and technology, leading to a concentration of skilled professionals in one area. This effect emphasizes Silicon Valley's status as a hub for technology and entrepreneurship, attracting top talent from around the world.
Therefore, the most accurate response regarding the growth of Silicon Valley's impact on global migration would be:
brain drain, as high talent emigrated from other nations to Silicon Valley.