Incorporating nonrevenue water in the efficiency assessment of water supply utilities: A parametric enhanced hyperbolic distance function

被引:6
|
作者
Goh, Kim Huat [1 ]
See, Kok Fong [1 ,2 ,3 ]
机构
[1] Univ Sains Malaysia, Sch Distance Educ, Econ Program, Kuala Lumpur, Malaysia
[2] Seoul Natl Univ, Technol Management Econ & Policy Program, Seoul, South Korea
[3] City Univ Appl Sci, Inst Transport & Dev, Bremen, Germany
关键词
Parametric frontier model; Water utilities; Undesirable output; Exogenous factors; TECHNICAL EFFICIENCY; ENVIRONMENTAL VARIABLES; OPERATIONAL ENVIRONMENT; SANITATION UTILITIES; SEWERAGE COMPANIES; PERFORMANCE; SERVICES; PRODUCTIVITY; PRIVATIZATION; BENCHMARKING;
D O I
10.1016/j.jup.2022.101483
中图分类号
TE [石油、天然气工业]; TK [能源与动力工程];
学科分类号
0807 ; 0820 ;
摘要
This study assesses the technical efficiency of water utilities incorporating an undesirable output, nonrevenue water, and allowing a proportional input reduction. A parametric enhanced hyperbolic distance function was applied to Malaysia's 14 state water utilities from 2000 to 2017. Overall, Malaysia's water utilities can increase the water volume delivered while decreasing nonrevenue water and making further input reductions. Water utilities, on average, experienced higher technical efficiency after the regulatory reform. Network density and regulatory reform significantly influenced the technical inefficiency of water utilities in Malaysia.
引用
收藏
页数:10
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