Groups are often found to be more rational than individuals. In lying games, this implies that groups are more dishonest. We scrutinise this conclusion in a setup where there are true moral concerns associated with dishonest behaviour. In contrast to prior studies, we do not find groups to be...

This paper studies public goods provision in an experiment in which contributors repeatedly interact with rent-extracting administrators. Our main result is that the presence of an administrator reduces contributions but only because rent extraction lowers the MPCR. Analysing the dynamic...

Auctions are widely used to determine the remuneration for renewable energies. They typically induce a high concentration of renewable energy plants at very productive sites far-off the main load centres, leading to an inefficient allocation as transmission line capacities are restricted but not...

In entry-exit gas markets as they are currently implemented in Europe, network constraints do not affect market interaction beyond the technical capacities determined by the TSO that restrict the quantities individual firms can trade at the market. It is an up to now unanswered question to what...

This paper examines tax planning of married couples under separate taxation. A theoretical analysis uses a family decision-model with a household public good to show that the secondary earner might veto against tax planning if the realization of tax savings increases intra-household income...

Mit der Einführung eines Kinderstartgelds in Deutschland könnte für jedes Kind eine staatliche Einzahlung von monatlich zum Beispiel 10 Euro in einen ausgewählten Fonds vorgesehen werden. Damit könnte die Finanzkompetenz in Deutschland durch Erfahrungen mit Kapitalmarktanlagen effektiv...

Nach dem Urteil des Bundesverfassungsgerichts zum Zweiten Nachtragshaushaltsgesetz 2021 ist die Schuldenbremse deutlich enger auszulegen als von der Bundesregierung zuvor praktiziert. Insbesondere können nach Anwendung der Ausnahmeregel für Notlagen keine Kreditermächtigungen in...