Q 25

The GLS estimator A)is always the more efficient estimator when compared to OLS. B)is the OLS estimator of the coefficients in a transformed model, where the errors of the transformed model satisfy the Gauss-Markov conditions. C)cannot handle binary variables, since some of the transformations require division by one of the regressors. D)produces identical estimates for the coefficients, but different standard errors.

Multiple Choice