Dieses Buch ist für Praktiker geschrieben, die Anspruch auf fundierte theoretische Grundlagen erheben. Die Erfolgsfaktoren zur Gestaltung von Kooperationsprozessen werden auf Basis des empirischen Materials aus mehreren Beratungsprojekten des Autors sowie vier unterschiedlicher...

We analyse data from a field setting in which students participate in a dynamic group contest with feedback. We combine this information with a laboratory measure of competitiveness. We find that competitive groups perform worse overall. In addition, we find that participants react to...

This paper tests social identity theory with respect to individuals' self-identification behavior. We report results from a laboratory experiment in which subjects choose their group membership, which is interpreted as decision to identify with the respective group. Inducing a trade-off between...

We model individual identification choice as a strategic group formation problem. When choosing a social group to identify with, individuals appreciate high social status and a group stereotype to which they have a small social distance. A group's social status and stereotype are shaped by the...

Improving financial conditions of individuals requires an understanding of the mechanisms through which bad financial decision-making leads to worse financial outcomes. From a theoretical point of view, a key candidate inducing mistakes in financial decision-making are so called present-biased...

This paper studies heterogeneity in the reaction to rank feedback. In a laboratory experiment, individuals take part in a series of dynamic real-effort contests with intermediate feedback. To solve the identification problem in estimating the causal effect of rank feedback on subsequent effort...

How does group identity affect belief formation? To address this question, we conduct a series of online experiments with a representative sample of individuals in the US. Using the setting of the 2020 US presidential election, we find evidence of intergroup preference across three distinct...