We investigate whether overconfidence is affected by superstitious beliefs and whether the effect is heterogeneous according to gender. With this aim, we run a field experiment involving about 700 Italian students. According to widespread superstitions, some numbers are considered lucky while...

We study gender differences in willingness to guess. We present the results of a field experiment where participants were asked to answer true/false questions. We vary whether questions on the same subject are presented as calculations or understanding of concepts and whether a penalty is...