One-way communication has been found to substantially increase contributions in linear voluntary contribution mechanisms. We confirm the robustness of this result in the presence of income heterogeneity. -- Public goods experiment ; Cheap talk ; Heterogeneous endowments

The satisficing approach is generalized and applied to finite n-person games. We formally define the concept of satisficing and propose a theory that allows satisficing players to make "optimal" decisions without being equipped with any prior. We also review some experiments on strategic games...