Limiting the immigration of highly educated professionals hurts U.S. economic growth because:________. A. it restricts the supply of high human capital workers and the new ideas they could potentially generate. B. it restricts the knowledge base of the workforce. C. immigrants always cost less to hire than native workers do. D. both A and B.
Both A and B are correct, because without new people you are limited to the amount of people you have originally. It can also restrict the amount of knowledge in the workforce. So, D.
