Beim Hamburger G20-Gipfel im Juli 2017 standen unter anderem die nachhaltigen Entwicklungsziele der Vereinten Nationen im Mittelpunkt - auch im Bereich Wasser: Trotz Fortschritten haben bis heute weltweit circa 800 Millionen Menschen keinen Zugang zu einer adäquaten Trinkwasserversorgung. Ein...

The debate on effective climate protection is heating up in Germany and the rest of the world. Nuclear energy is being touted as 'clean' energy. Given the circumstances, the present study analyzed the historical, current, and future costs and risks of nuclear energy. The findings show that...

In der sich verschärfenden Diskussionen über wirksamen Klimaschutz wird sowohl in Deutschland als auch in Europa und weltweit die Atomkraft als "saubere Energie" ins Spiel gebracht. Vor diesem Hintergrund analysiert dieser Bericht ihre historischen, gegenwärtigen und zukünftigen Kosten und...

The question non longer is if more competition should be introduced in the German water and sewerage sector. The issue rather is what kind of competition ought to be implemented. There are mainly three different approaches: Competition in the Market; Competition for the Market and the...

Due to recent legislation, Benchmarking in the German water and sewerage sector will be introduced as widely as possible. Under certain conditions this decision by the German Bundestag might help to improve the efficiency of the industry. I will define two sets of conditions. First, a useful...

There is a lack of competition in the German water and sewerage sector. According to economic theory levels of service can be expected to be inefficient. I will check this hypothesis and therefore take a closer look at various categories of levels of service. In analysing the internet pages of...

This paper provides an empirical demonstration for a practical approach of efficiency evaluation against the background of limited data availability in some regulated industries. Here, traditional DEA may result in a lack of discriminatory power when high numbers of variables but only limited...

This paper compares the outcomes of corporate self-regulation and traditional ex-ante regulation of network access to monopolistic bottlenecks. In the model of self-regulation, the domestic gas supplier and network owner and the monopsonistic gas customer fix quantities and the network access...

We analyze the properties of progressive water tariffs that are often applied in the sector in the form of discretely increasing block tariffs (IBT). We are particularly interested in water tarification in a poverty context where a subsistence level of water has to be allocated to each...

The main contributions of the paper can be divided into five areas. (a) It tries to explain conceptually, the institutional arrangements for water supply in Chennai and whether the state government’s decision about improving the performance of the water utility depends on particular political...