In recent years there has been an exponential growth in the number of publications related
to theory and applications of Data Envelopment Analysis (DEA). Charnes, Cooper, and …

Wastewater treatment plants (WWTPs) represent a great opportunity within the framework of
the circular economy. Not only are WWTPs an alternative source of water, but they can …

As water utilities operate as natural monopolists and they provide essential services for
human life, their activities are regulated by public authorities. The sustainable use of water …

In Italy's water industry, publicly owned utilities (PWCs) coexist with public-private
partnerships (PPPWCs), that could contribute expertise for operations, funds, and …

The objective of this study is to develop a composite indicator (CI) to measure the quality of
water supply based on the variables that are considered to affect users' perceptions of water …

The environmental efficiency of 96 Tuscan (Italian) wastewater treatment plants (WWTPs) is
investigated taking into account the quality of the outgoing water in terms of pollutant. In this …

Water leakages and unplanned water supply interruptions are relevant variables in the
provision of drinking water since they directly impact customers and the economic and …

This paper discusses the state-of-the-art of the economic debate around water pricing,
focussing on residential water supply and sanitation. Water pricing lays at the crossroads of …

Performance indicators (PIs) are essential in the benchmarking process used to rate and
rank water companies. However, a set of individual PIs does not provide a holistic …

Benchmarking the efficiency of water companies is essential to set water tariffs and to
promote their sustainability. In doing so, most of the previous studies have applied …