Molinos-Senante, María; Maziotis, Alexandros; … - In: Decision analytics journal 6 (2023), pp. 1-11
deal with the problem of incomparability of heterogeneous water companies, the metafrontier approach was employed. A … stochastic metafrontier approach was employed to estimate and compare the productivity change of the English and Welsh Water and … growth, the metafrontier Malmquist productivity was decomposed into four components namely: Group-frontier efficiency change …