This paper presents the results of a survey exploring the determinants of vacinees' confidence in COVID-19 vaccines and their motivations to become vaccinated. At the threatening rise of the highly infectious Omicron variant, in December 2021, we interviewed people in waiting lines of...

Der Ausgangspunkt dieser Dissertation ist der Gedanke, dass es in dem Interesse der Gesellschaft ist, prosoziales Verhalten zu fördern. Weitaus fraglicher ist, welche Strategien geeignet sind, um dieses Ziel zu erreichen. In dieser Arbeit betrachte ich drei Maßnahmen: Die Einführung von...

In this thesis I present three essays in which the influence of heuristics on individual decision making is analyzed and two essays dealing with behavioral aspects of moral costs. In chapter two, we investigate the effect a traders’ decision can have on the disposition effect heuristic when...

We study the coexistence of strategies in the indirect reciprocity game where agents have access to second-order information. We fully characterize the evolutionary stable equilibria and analyze their comparative statics with respect to the cost-benefit ratio (CBR). There are indeed only two...

We study the coexistence of strategies in the indirect reciprocity game where agents have access to second-order information. We fully characterize the evolutionary stable equilibria and analyze their comparative statics with respect to the cost-benefit ratio (CBR). There are indeed only two...

This dissertation presents three independent essays that elicit social preferences in school children by using a combination of experimental measures and survey data. Chapter 2 consider the development of motivations for helping in informal risk-sharing networks from a sample of school children...

Diese Arbeit leistet einen Beitrag zur Forschung, die die im ökonomischen Standardmodell verwendete Annahme des eng gefassten Eigeninteresses in Frage stellt. Der erste Teil der Arbeit umfasst drei experimentelle Studien über soziale Präferenzen. Der zweite Teil der Arbeit umfasst drei...

The present book adds to the broad field of investigations concerning what affects and determines human cooperation. It provides new insights into internal and external factors that influence such decisions. Rather than presenting a closed and universal examination, this book should be seen as...