The GLS Estimator

question 35

Multiple Choice

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.

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Definitions:

HCl

Hydrochloric acid, a strong and corrosive acid used in many industrial and laboratory processes.

Molecular Formula

A representation of the number and type of atoms in a molecule, without indicating how they are bonded together.

Molecule

The smallest unit of a chemical compound that can exist; composed of two or more atoms bonded together.

Conjugate Acid

A species formed by the reception of a proton by a base, in other words, it is the base with a hydrogen ion added to it.