The ultimate aim of opinion surveys is the provision of information on the distribution of preferences and perceptions at the individual level. Yet, eliciting this information from the data is typically difficult. This paper uses a structural model to explain the answers on a set of questions...

Along with the oil price, concerns about the security of energy supply have soared once again in recent years. Yet, more than 30 years after the OPEC oil embargo in 1973, energy security still remains a diffuse concept. This article conceives a statistical indicator that aims at characterizing...

This article demonstrates that the large feed-in tariffs currently guaranteed for solar electricity in Germany constitute a subsidization regime that threatens to reach a level comparable to that of German hard coal production, a notoriously outstanding example of misguided political...

This paper provides a comprehensive account of the regulations governing the systems of unemployment support and social assistance in post-communist Poland. To provide a solid foundation for a further discussion of these issues, the paper extensively characterizes the Polish labor force in terms...

Using data on the valuation of Christmas gifts received by students enrolled in different fields at a German university, we investigate whether the endowment effect, the difference between asking and bidding prices, differs between males and females, students of economics and other fields and...

In der Freude über die ökonomische Erholung nach der Finanz- und Wirtschaftskrise darf nicht übersehen werden, dass die deutsche Volkswirtschaft vor großen Herausforderungen steht. Dazu gehört neben dem demographischen Wandel und dem Umbau der Energieversorgung auch die Gewichtsverschiebung...