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Published in 2017 at "Environmental Science and Pollution Research"
DOI: 10.1007/s11356-017-9345-2
Abstract: The assessment of productivity change over time and its drivers is of great significance for water companies and regulators when setting urban water tariffs. This issue is even more relevant in privatized water industries, such…
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Keywords:
distance function;
input distance;
water;
change ... See more keywords