This paper studies the impact of ambiguity in the best shot and weakest link models of public good provision. The models are first analysed theoretically. Then we conduct experiments to study how ambiguity affects behaviour in these games. We test whether subjects' perception of ambiguity...

This paperwork relates Overconfidence and Underconfidence behavioral profiles on individuals, along with their common decisions under risk. Beginning with a psychometric stratification based on the concept of calibration and then adding simple risk choices, this paper shows results suggesting...

This paper studies the effect of introducing costly partner selection for the voluntary contribution to a public good. Subjects participate in six sequences of five rounds of a twoperson public good game in partner design. At the end of each sequence, subjects can select a new partner out of six...