"We are already measuring total factor productivity. Measuring partial productivities would be of no value." Do you agree?

A.

Yes, total factor productivity is the goal of the measurement. Once achieved there is no need for further analysis.

B.

Yes, partial productivity measures should only be calculated if you cannot calculate total factor productivity.

C.

No, total factor productivity and partial productivity measures work best together because the strengths of one offset weaknesses in the other.

D.

No, you must always calculate partial productivity measures for the total factor productivity to have any meaning.