decision and to the decision itself based on this information. I focus on urn decisions and conduct treatments that consider … two ambiguous urns according to several heuristics. In contrast, personality traits and an individual’s primary decision …

This paper focuses on information acquisition and individual decision making in ambiguous situations and presents a …, subjects can reduce or even eliminate the ambiguity and turn the decision situation into one of risk. Under the assumption that … an ambiguity averse subject should reduce ambiguity within a decision process we predicted that these subjects would …

verdict. In this experiment we examine the relationship between evidence of which the strength is known, subjective … acquired. Roughly half of the participants do not base their decision on a subjective belief of the probability of guilt. The …

We report a portfolio-choice experiment that enables us to estimate parametric models of ambiguity aversion at the …

I experimentally examine whether feedback about others' choices provides an anchor for decision-making under ambiguity …

preferences. Among the behavioral patterns that allow for a clear-cut interpretation on the decision level, we find that roughly …

preferences. Among the behavioral patterns that allow for a clear-cut interpretation on the decision level, we find that roughly …

experiment where the decision maker draws twice with replacement in the typical Ellsberg two-color urns, but with a different … utility all predict unequivocally that risk-averse decision makers (DMs) will avoid the 50 - 50 urn that exhibits the highest …

Decision makers often take risky decisions on the behalf of others rather than for themselves. Competing theoretical … oder für andere Personen. Wir verwenden ein „within-subjects“ für unser Experiment, bei dem Vermögensverwalter in …

ambiguous decision tasks, where a subject faces two-stage lotteries with binomial, uniform or unknown second-order probabilities …. We check our theoretical predictions through a 10-task laboratory experiment. In (unambiguous) tasks 1-5, we elicit risk …