Given the following econometric model, wage = ?0+ ?1educ + u, can we eliminate the error term u entirely?

A. Yes, by including other observable factors, such as experience, that can also influence wage. ?
B. Yes, by ensuring that everyone reports wage accurately and truthfully.
C. No, because education is not always reported accurately.
D. No, because many factors affect wage, that we cannot even list, let alone observe.


Answer: D

Economics

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