TY - JOUR T1 - Benchmarking water retail cost efficiency in England and Wales JO - International Journal of the Economics of Business PY - 2020/07/21 AU - Williams S AU - Pickard C AU - Glass A AU - Glass K ED - DO - DOI: 10.1080/13571516.2020.1790979 PB - Taylor & Francis VL - 27 IS - 3 SP - 431 EP - 467 Y2 - 2025/09/23 ER -