a real‐effort laboratory experiment, we cleanly identify the causal effect of an early success in a competition. We …

confidence and ambiguity attitudes in individual decision making. Different ambiguity settings not only can be determined by the … decision maker’s ignorance about her own characteristics or performance and, thus, deals with confidence. We design a … multistage experiment where subjects face different sources of ambiguity and where we are able to control for self …

confidence in the ability to learn raises incentives, while confidence in the level of human capital lowers incentives for …

of the experiment indicate that targeting is an effective instrument to promote trustful behavior, whereas subsidy policy …

hold more optimistic beliefs about coworkers' cooperativeness than men who lack confidence, and are accordingly …