Diewert, W. Erwin; Fox, Kevin J. - In: Economics Letters 122 (2014) 2, pp. 238-242
Diewert and Fox (2013) proposed decompositions of a Malmquist-type productivity index into explanatory factors, with a focus on extracting technical progress, technical efficiency change and returns to scale components. A major problem with their decompositions is that it may be difficult to...