Cruz, Nuno Ferreira da; Carvalho, Pedro; Marques, Rui Cunha - In: Utilities Policy 24 (2013) C, pp. 70-77
Providing operators with objective incentives for cost efficiency and continuous improvement in the provision of public services are major concerns for regulators. Measuring efficiency empirically is complex and this complexity is accentuated when the same operator is responsible for delivering...