experiment randomly assigning participants to four raffle treatments to examine the effectiveness of alternative incentive … schemes designed to encourage either participation or volume. Our results confirm the importance of incentives in that we find … revenue gains are available on both margins. Our experiment, and others like it, illustrates the power of field experiments to …

distribution of beliefs as well as the relationship between contributions and beliefs are unaffected by incentives. Eliciting … so in the latter half of the experiment. This result contradicts Croson (2000). We discuss the implications of our … results for the design of experiments. -- Incentives ; beliefs ; experiments ; public goods …

) Do incentives increase belief accuracy? 2) Are there interaction effects of beliefs and decisions? We investigate these … beliefs are incentivized. The relationship between contributions and beliefs is slightly steeper under incentives. However, we … beliefs at all. We discuss the implications of our results for the design of public good experiments. -- Incentives ; beliefs …