Under the standard summation technology, pure public goods can be provided via the direct contributions mechanism, even in an arbitrarily large group. However, if the public good exhibits any degree of rivalry, individual consumption of the public good will fall to zero as group size grows...

We experimentally investigate simultaneous decision-making in two contrasting environments: one that encourages competition (lottery contest) and one that encourages cooperation (public good game). We find that simultaneous participation in the public good game affects behavior in the contest,...

We allow a contest organizer to bias a contest in a discriminatory way, that is, she can favor specific contestants through the choice of contest success functions in order to maximize total equilibrium effort (resp. revenue). The scope for revenue enhancement through biasing is analyzed and...