NO.PZ201512020300000306
问题如下:
6. Is Chang’s Statement 2 correct?
选项:
A. Yes.
B. No, because the model’s coefficient estimates will be unbiased.
C. No, because the model’s coefficient estimates will be consistent.
解释:
A is correct.
Chang is correct because a correlated omitted variable will result in biased and inconsistent parameter estimates and inconsistent standard errors.
一致性为什么会Bias