In this paper we provide textual evidence on the sophistication of medieval deterrence strategies. Drawing on one of the great opera librettos based on medieval sources, Wagner's Tannhäuser, we shall illustrate the use of optimal randomization strategies that can be derived by applying notions...

Social media have become a main source of information for many voters. Political interest groups on social media platforms have the ability to (i) microtarget news based on individual-level voter data and (ii) obfuscate their identities, which can be exploited to spread disinformation. Two...

With this study we resume the search for a collusive focal-point effect of price ceilings in laboratory markets. We argue that market conditions in previous studies were unfavorable for collusion which may have been responsible for not finding such a focal-point effect. Our design aims at...

Article 82 of the EC Treaty states that any abuse of a dominant position is prohibited, and mentions four examples of abuses: (i) directly or indirectly imposing unfair prices or other unfair trading conditions; (ii) limiting production or development to the prejudice of consumers; (iii) unequal...

We conduct a series of Cournot duopoly market experiments with a high number of repetitions and fixed matching. Our treatments include markets with (a) complete cost symmetry and complete information, (b) slight cost asymmetry and complete information, and (c) varying cost asymmetries and...

Ökonom Steffen Huck erklärt, warum Entscheider Wachstumskurven verstehen müssen.

In der Corona-Krise sind neue Verhaltensweisen in der Gesellschaft wichtig. Soziale Normen können je nach Ausprägung die Umsetzung behindern oder unterstützen.

Warum wir so schlecht auf die großen Entscheidungen in der Coronakrise vorbereitet sind.

So außerordentlich die Covid-19-Pandemie ist: Die Ungleichheiten, die die Strategien zu ihrer Eindämmung erzeugen, sind keine Ausnahme. Auch in Normalzeiten gibt es ein globales Ungleichgewicht bei der Priorisierung von Krankheiten.

Die Macht der Bilder in der Corona-Krise und was man aus den Neurowissenschaften lernen kann.