10.26249/FK2/F0D06P Kruse, Nadia-Yasmine(Universität Osnabrück) osnaData 2022 This dissertation is a collection of three experimental investigations of individual decision-making behaviour. The data reported in thesis were collected with the informed consent of subjects according to the ethical guidelines of LaER. Data are stored electronically at Osnabrück University according to the provisions of the GDPR. Enquiries regarding data availability and use should be addressed to the Department of Microeconomics in Economics Faculty at Osnabrück University. Kruse, Nadia-Yasmine(Universität Osnabrück)