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The performance of German water utilities: a (semi)-parametric analysis
Zschille, Michael; Walter, Matthias - In: Applied economics 44 (2012) 29, pp. 3749-3765
Persistent link: https://www.econbiz.de/10009817809
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The performance of German water utilities : a (semi)-parametric analysis
Zschille, Michael; Walter, Matthias - In: Applied economics 44 (2012) 28/30, pp. 3749-3764
Persistent link: https://www.econbiz.de/10009712679