We consider a budget-constrained mechanism designer who selects an optimal set of projects to maximize her utility. A project's cost is private information and its value for the designer may vary. In this allocation problem, the selection of projects - both which and how many - is endogenously...

We investigate the relevance of conditional reasoning and belief formation for the occurrence of the winner's curse with the help of two experimental manipulations. First, we compare results from a very simple common-value auction game with results from a transformed version of this game that...