English premium auction (EPA) for different risk attitudes of bidders. We explicitly derive the symmetric equilibrium for … are sorted into risk-averse and risk loving groups. We find that revenues in the EPA are significantly higher when bidders … are risk loving rather than risk averse. These results are partly consistent with theory and confirm the general view that …

We study the correlation of choice under risk in Holt-Laury lotteries for gains and losses with gender, the use of … the digit ratio (2D:4D) in more than 200 subjects. In males, salivary testosterone is negatively correlated with risk … aversion for gains only. In females, salivary cortisol is positively correlated with risk aversion for gains only. No other …

. Surprisingly, we have null findings for testosterone as well as estradiol and cortisol. Controlling for risk aversion does not … ; Gender ; Competition ; Aggression ; Dominance ; Risk-taking ; Endocrinological economics …

be risk averse, (ii) the bidders can have heterogeneous risk preferences, and (iii) the auction can have a binding … reserve price. Our analysis reveals that the premium has an intricate joint effect on risk sharing and expected revenue, which … in general benefits risk averse bidders. When the seller is more risk averse than the pivotal bidder - a condition often …

contributions. This paper presents experimental results illustrating that the effects of risk and uncertainty depend on the employed … efficiency gains, the presence of risk and uncertainty about the public good's value is not detrimental to cooperation. This … ?nding casts doubt on the hypothesis that risk and uncertainty, per se, weaken people's willingness to contribute. …

We report a controlled laboratory experiment examining risk-taking and information aggregation in groups facing a … common risk. The experiment allows us to examine how subjects respond to new information, in the form of both privately …

We report an experiment examining risk taking and information aggregation in groups. Group members come to the table … with an individual preference for a choice under risk, based on privately received information, and can share this … information with fellow group members. They then make a decision under risk on behalf of the group using a random dictatorship …

In this study, we investigate the changes in risk attitudes and risk perceptions that occur while collective risk … preferences are formed. Data on risk attitudes and risk perceptions were collected in lottery choice experiments. The subjects … and group decisions, 3) risk attitudes become more risk-loving (and closer to risk neutral) during the process of forming …

studies also document gender differences in a variety of important preference dimensions, such as risk-taking, competition and … and that this difference persists with experience and in environments with varying degrees of risk. This gender voting gap …