Mathematics · Econometrics

In the classical linear regression model, what does the Gauss-Markov Theorem state?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1The OLS estimator minimizes the sum of absolute errors.
2The OLS estimator is consistent only for infinitely large samples.
3The OLS estimator is BLUE (Best Linear Unbiased Estimator) under standard classical assumptions.✓
4The OLS estimator is always the Maximum Likelihood Estimator.

Correct answer

The OLS estimator is BLUE (Best Linear Unbiased Estimator) under standard classical assumptions.

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