The article analyzes the question of whether career politicians differ systematically from the general population in terms of their attitudes toward risk. A written survey of members of the 17th German Bundestag in late 2011 identified their risk attitudes, and the survey data was set in...

This paper has two sources: One is my own research in three broad areas: business cycles, economic measurement and social choice. In all of these fields I attempted to apply the basic precepts of the scientific method as it is understood in the natural sciences. I found that my effort at using...

This paper has two sources: One is my own research in three broad areas: business cycles, economic measurement and social choice. In all of these fields I attempted to apply the basic precepts of the scientific method as it is understood in the natural sciences. I found that my effort at using...

Nach einer umfassenden Auswertung der Ergebnisse der Bundestagswahl 2005 hinsichtlich der Wahlprogramme bleibt die SPD die repräsentativste Partei Deutschlands, obwohl ihr Stimmenanteil nicht der höchste ist. Um dies zu zeigen, werden die Indikatoren der Popularität und der Universalität der...

Five leading German political parties and their coalitions are evaluated with regard to party manifestos and results of the 2005 parliamentary elections. For this purpose, the party manifestos are converted into Yes/No answers to 95 topical questions (Relax the protection against dismissals?...

In this paper, we present a model in which the performing arts are modelled as congestible public goods. In accordance with empirical evidence, the production of seat capacity is assumed to be subject to fixed costs. We estimate the parameters of the model's demand and cost functions using...

This paper presents an experimental study that compares the ability of human groups to escape the tragedy of the commons through institutional change or communication. Teams of five players are placed in a dynamic CPR environment with inefficient institutional settings. The results clearly show...

The Condorcet jury-theorem is derived from the implicit assumption that jury members may only commit one type of error. In binary decision situations however, two error types may occur, the probability of which is independent of each other. Taking this into account leads to a generalization of...

Ius Commune describes the spontaneous development of a european contract law by adaptive behavior of contracting parties to competing law systems and their interpretations by jursidiction. The idea of spontaneous law harmonization is appealing, since its result is independent of centraized...

Drawing on a new analytical framework provided by the economic theory of optimal legal areas, this paper identifies the factors determining the optimal size of the European Union. It applies this theory to the question of how enlargement affects the welfare of the current and the new members of...