Genius, Margarita; Stefanou, Spiro E.; Tzouvelekas, Vangelis - In: European Journal of Operational Research 220 (2012) 3, pp. 844-852
A theoretical framework is developed for decomposing partial factor productivity and measuring technical inefficiency when the underlying technology is characterized by factor non-substitution. With Farrell’s (1957) radial index of technical inefficiency being inappropriate in this case,...