“…unequivocally the superiority of one regime of ownership over the other, or to affirm that privatisation leads to efficiency improvements. Without aiming to be exhaustive, some papers have found empirical evidence supporting better performance on the part of public utilities (Bruggink, 1982;Lambert et al, 1993;Bhattacharyya et al, 1994Bhattacharyya et al, , 1995a, while other authors consider that privately owned water utilities outperform public utilities (Morgan, 1977;Crain and Zardkoohi, 1978;Bhattacharyya et al, 1995b).…”