Abbott, M., Cohen, B., 2009. Productivity and efficiency in the water industry. Utilities Policy 17 (3-4), 233–244.
- Achtzehntes Hauptgutachten der Monopolkommission 2008/2009. Mehr Wettbewerb, wenig Ausnahmen. Nomos Verlagsgesellschaft, Baden-Baden.
Paper not yet in RePEc: Add citation now
Bottasso, A., Conti, M., 2009. Scale economies, technology and technical change in the water industry: Evidence from the English water only sector. Regional Science and Urban Economics 39 (2), 138–147.
- Bundesnetzagentur, 2008. Beschluss BK4-08-068. Verwaltungsverfahren nach 29 Abs. 1 Energiewirtschaftsgesetz (EnWG) in Verbindung mit 7 Abs.
Paper not yet in RePEc: Add citation now
- Bundesregierung, 2010. Stellungnahme der Bundesregierung zum XVIII.
Paper not yet in RePEc: Add citation now
- Bundesverband der Energie- und Wasserwirtschaft, 2011. Branchenbild der deutschen Wasserwirtschaft 2011. wvgw Wirtschafts- und Verlagsgesellschaft Gas und Wasser mbH, Bonn.
Paper not yet in RePEc: Add citation now
Chambers, R., 1988. Applied Production Analysis: A Dual Approach, 4th Edition. Cambridge University Press, Cambridge, Massachusetts.
Coelli, T. J., Estache, A., Perelman, S., Trujillo, L., 2003. A Primer on Efficiency Measurement for Utilities and Transport Regulators. World Bank Institute Development Studies, The World Bank, Washington, D.C. Cowing, T. G., Small, J., Stevenson, R. E., 1981. Comparative measures of total factor productivity in the regulated sector: The electric utility industry. In: Cowing, T. G., Stevenson, R. E. (Eds.), Productivity Measurement in Regulated Industries. Academic Press, Inc., New York, pp. 161–177.
De Witte, K., Dijkgraaf, E., 2010. Mean and bold? On separating merger economies from structural efficiency gains in the drinking water sector. Journal of the Operational Research Society 61 (2), 222–234.
De Witte, K., Marques, R. C., 2010. Designing performance incentives, an international benchmark study in the water sector. Central European Journal of Operations Research 18 (2), 189–220.
De Witte, K., Marques, R. C., 2011. Big and beautiful? On nonparametrically measuring scale economies in non-convex technologies. Journal of Productivity Analysis 35 (3), 213–226.
- Deutsche Bundesbank, 2014. Zeitreihe BBK01.WU0017: Umlaufsrenditen inländischer Inhaberschuldverschreibungen / Insgesamt / Monatsdurchschnitte. Deutsche Bundesbank, Frankfurt am Main.
Paper not yet in RePEc: Add citation now
Farsi, M., Fetz, A., Filippini, M., 2008. Economies of scale and scope in multi-utilities. The Energy Journal 29 (4), 123–143.
Fraquelli, G., Piacenza, M., Vannoni, D., 2004. Scope and scale economies in multi-utilities: Evidence from gas, water and electricity combinations.
Garcia, S., Thomas, A., 2001. The structure of municipal water supply costs: Application to a panel of French local communities. Journal of Productivity Analysis 16 (1), 5–29.
Gilsdorf, K., 1994. Vertical integration efficiencies and electric utilities: A cost complementarity perspective. The Quarterly Review of Economics and Finance 34 (3), 261–282.
Hanoch, G., 1970. Homotheticity in joint production. Journal of Economic Theory 2 (4), 423–426.
- Haucap, J., Kollmann, D., Nöcker, T., Westerwelle, A., Zimmer, D., 2012. Sondergutachten 63: Die 8. GWB-Novelle aus wettbewerbspolitischer Sicht. Nomos Verlagsgesellschaft, Baden-Baden.
Paper not yet in RePEc: Add citation now
- Haucap, J., Kollmann, D., Nöcker, T., Westerwelle, A., Zimmer, D., 2013. Neunzehntes Hauptgutachten der Monopolkommission 2010/2011. Stärkung des Wettbewerbs bei Handel und Dienstleistungen. Nomos Verlagsgesellschaft, Baden-Baden.
Paper not yet in RePEc: Add citation now
- Haupt-gutachten der Monopolkommission 2008/2009. Drucksache 17/2600.
Paper not yet in RePEc: Add citation now
- Henningsen, A., 2014. Introduction to Econometric Production Analysis with R. Department of Food and Resource Economics, University of Copenhagen.
Paper not yet in RePEc: Add citation now
- Hern, R., Haug, T., Legg, A., Robinson, M., 2009. Cost of Capital for PR09. A Final Report for Water UK. NERA Economic Consulting.
Paper not yet in RePEc: Add citation now
Marques, R. C., De Witte, K., 2011. Is big better? On scale and scope economies in the Portuguese water sector. Economic Modelling 28 (3), 1009 – 1016.
Martins, R., Coelho, F., Fortunato, A., 2012. Water losses and hydrographical regions influence on the cost structure of the Portuguese water industry. Journal of Productivity Analysis 38 (1), 81–94.
- Ministry of Health, Labor and Welfare, 2012. Categories of water supply systems. Ministry of Health, Labor and Welfare, Tokyo, Japan.
Paper not yet in RePEc: Add citation now
Mosheim, R., 2006. A shadow cost function model of the US water industry incorporating water quality and ownership effects. In: Coelli, T. J., Lawrence, D. (Eds.), Performance Measurement and Regulation of Network Utilities, 1st Edition. Edward Elgar, Cheltenham, UK, pp. 243–265.
Nemoto, J., Goto, M., 2004. Technological externalities and economies of vertical integration in the electric utility industry. International Journal of Industrial Organization 22 (1), 67–81.
Panzar, J. C., Willig, R. D., 1977. Economies of scale in multi-output production. The Quarterly Journal of Economics 91 (3), 481–493.
Rüster, S., Zschille, M., 2010. The impact of governance structure on firm performance: An application to the German water distribution sector. Utilities Policy 18 (3), 154–162.
Saal, D. S., Arocena, P., Maziotis, A., Triebs, T., 2013. Scale and scope economies and the efficient vertical and horizontal configuration of the water industry: A survey of the literature. Review of Network Economics 12 (1), 93–129.
Saal, D. S., Parker, D., 2000. The impact of privatization and regulation on the water and sewerage industry in England and Wales: A translog cost function model. Managerial and Decision Economics 21 (6), 253–268.
- Saal, D. S., Parker, D., 2004. The comparative impact of privatization and regulation on productivity growth in the English and Welsh water and sewerage industry, 1985-99. International Journal of Regulation and Governance 4 (2), 139–170.
Paper not yet in RePEc: Add citation now
Saal, D. S., Parker, D., Weyman-Jones, T., 2007. Determining the contribution of technical change, efficiency change and scale change to productivity growth in the privatized English and Welsh water and sewerage industry: 1985-2000. Journal of Productivity Analysis 28 (1), 127–139.
- Sauer, J. F., 2005. Economies of scale and firm size optimum in rural water supply. Water Resources Research 41 (W11418), 1–13.
Paper not yet in RePEc: Add citation now
- See Gilsdorf (1994) or Nemoto and Goto (2004) for possible applications. As a result, our capital stock measure contains: intangible fixed assets; land and buildings; machines; technical equipment for water production, purchases, treatment, transmission and distribution; cars and transportation equipment; fixtures and furnishings; financial assets. 6 Stromnetzentgeltverordnung (StromNEV) und 7 Abs.6 Gasnetzentgeltverordnung (GasNEV) hinsichtlich der Festlegung von Eigenkapitalzinssätze für Alt- und Neuanlagen. Bundesnetzagentur, Bonn.
Paper not yet in RePEc: Add citation now
- Shephard, R. W., 1953. Cost and Production Functions. Princeton University Press, Princeton.
Paper not yet in RePEc: Add citation now
- Statistisches Bundesamt, 2009. Fachserie 19, Reihe 2.1: Öffentliche Wasserversorgung und Abwasserbeseitigung 2007. Statistisches Bundesamt, Wiesbaden.
Paper not yet in RePEc: Add citation now
- Statistisches Bundesamt, 2013. Fachserie 19, Reihe 2.1.1: Öffentliche Wasserversorgung und öffentliche Abwasserentsorgung 2010. Statistisches Bundesamt, Wiesbaden.
Paper not yet in RePEc: Add citation now
- Statistisches Bundesamt, 2014a. Preise. Index der Erzeugerpreise gewerblicher Produkte (Inlandsabsatz) nach dem Güterverzeichnis für Produktionsstatistiken, Ausgabe 2009 (GP 2009). Statistisches Bundesamt, Wiesbaden.
Paper not yet in RePEc: Add citation now
- Statistisches Bundesamt, 2014b. Verbraucherpreisindex für Deutschland. Deutschland. Verbraucherpreisindex insgesamt. Statistisches Bundesamt, Wiesbaden, Wiesbaden.
Paper not yet in RePEc: Add citation now
Thanassoulis, E., 2000. The use of data envelopment analysis in the regulation of UK water utilities: Water distribution. European Journal of Operational Research 126 (2), 436–453.
Urakami, T., 2007. Economies of vertical integration in the Japanese water supply industry. Jahrbuch für Regionalwissenschaft 27 (2), 129–141.
Urakami, T., Parker, D., 2011. The effects of consolidation amongst Japanese water utilities: A hedonic cost function analysis. Urban Studies 48 (13), 2805–2825.
Walter, M., Cullmann, A., Hirschhausen, C. v., Wand, R., Zschille, M., 2009. Quo vadis efficiency analysis of water distribution? A comparative literature review. Utilities Policy 17 (3-4), 225–232.
- Zellner, A., 1962. An efficient method of estimating seemingly unrelated regressions and tests for aggregation bias. Journal of the American Statistical Association 57 (298), 348–368.
Paper not yet in RePEc: Add citation now
Zschille, M., 2014. Nonparametric measures of returns to scale: An application to German water supply. Empirical Economics 47 (3), 1029–1053.
Zschille, M., 2015. Consolidating the water industry: An analysis of the potential gains from horizontal integration in a conditional efficiency framework. Journal of Productivity Analysis 44 (1), 97–114.
Zschille, M., 2016. Official Data on German Water Supply (Statistik über die öffentliche Wasserversorgung) 2004, 2007, 2010. DIW Berlin - German Institute for Economic Research, Data Documentation 84.
- Zwanzigstes Hauptgutachten der Monopolkommission 2012/2013. Eine Wettbewerbsordnung für die Finanzmärkte. Nomos Verlagsgesellschaft, Baden-Baden.
Paper not yet in RePEc: Add citation now