Both economists and psychologists are interested in understanding decision making under uncertainty. Yet, they rely on different concepts to analyse human behaviour: Economists use economic preference parameters rooted in utility theory, while psychologists use personality traits to describe...

We summarize the experimentally measured characteristics of the regis- tered participants of the experiments conducted at the Institute of Social and Economic Research, Osaka University. Measured characteristics include uid intelligence, risk preference (risk aversion, prudence, and temperance),...

Wenn es um Geld geht, glauben wir, dass wir bestimmte Fakten, Regeln und Gesetzmäi︣gkeiten kennen müssen. Wir gehen davon aus, die Welt der Finanzen sei die Welt der Mathematik, in der Daten und Formeln einem exakt sagen, wie man sich verhalten soll - und die Menschen würden sich dann...

We use responses to a self-report survey and matched trading data to investigate the effects of personality (Big Five traits), IQ and financial literacy on individuals’ stock trading portfolios. Traits have small but significant effects: openness and extraversion are associated with...