Empirical research documents that overconfidence has a strong impact on investment decision. In this experimental study …), control in the role of risk aversion, and implement different measures of overconfidence (miscalibration in two formats – the … in the degree of overconfidence. However, overconfidence seems to determine decision-making in a different way across the …

Overconfidence is used to explain various instances of detrimental decision making. In behavioral economic and finance …. Empirical tests of these models often fail to find evidence for the predicted effects of overconfidence. These studies assume …, however, that a specific type of overconfidence, i.e. “miscalibration,” captures the underlying trait. We challenge this …

the relative standing of their group among other groups. On average, individuals exhibit overconfidence bias in both types …, the salience of between-group judgments should mitigate within-group overconfidence. Our second hypothesis is that within …-group overconfidence is reduced in the presence of group identity. Using a 2×2 between-subject design, we test, and find strong support for …

We investigate whether overconfidence is affected by superstitious beliefs and whether the effect is heterogeneous … overconfidence is positively affected by being assigned to a lucky number. Interestingly, males and females react differently …: females’ overconfidence tends to be negatively affected when assigned to unlucky numbers, while they are not affected by being …

dependent on the sources of information used by investors and on investors’ overconfidence. We add to the existing literature by …