Explain in your own words, why it is desirable that OLS estimators of the intercept and slope parameters be unbiased. As part of your answer, explain what it means for these estimators to be unbiased.
In full details, please!
ANSWER
OLS estimators are always unbised efficient and consistent.
Consistent estimator is when we increase the sample size covariance between Independant variable and error trem is zero
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