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The OLS Estimator for the Multiple Regression Model in Matrix

Question 29

Multiple Choice

The OLS estimator for the multiple regression model in matrix form is

A) (X'X) -1X'Y
B) X(X'X) -1X' - PX
C) (X'X) -1X'U
D) (XΩ-1X) -1XΩ-1Y

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