We investigate how inviting students to set task-based goals affects usage of an online learning platform and course performance. We design and implement a randomized field experiment in a large mandatory economics course with blended learning elements. The low-cost treatment induces students to...

Analysing different arrangements of inter-country trade, this paper investigates the impact of exchange rate risk on production and expected trade. We address the question how a mean-preserving spread of the exchange rate distribution effects strategic aspects of different trading arrangements....

In the context of international bargaining, standard models predict that a shift in military power can cause preventive war because it changes the relative bargaining position between states. We find that shifts in military power are not the only cause of war under commitment problems and that...

Die Theorie strategischen Handelns prägt die moderne sozialwissenschaftliche Forschung. Angesichts deren extremer Prämissen hat sich, ausgehend von biologischen Ansätzen zur Entwicklung der Arten, eine alternative Theorie zur Erklärung individuellen Verhaltens entwickelt. Die Evolutionäre...