Grifell-TatjeÌ, E.; Lovell, C. A. K. - School of Economics, University of Queensland - 2015
productivity index, and we extend his analysis by exploiting new relationships between theoretical Konus and empirical Fisher price … implicit productivity index, the other has pure Fisher structure, and we note the advantages of each. … index to show that his expression for profitability change is the product of a price recovery index and an implicit …