joining the IEA set emissions to internalize some exogenously given fraction of the externalities that own emissions cause on …

well as differences in the importance of knowledge spillovers should be addressed with a detailed consideration of changes …

The provision of public goods often relies on voluntary contributions and cooperation. While most of the experimental … requiring less provision from their members, do not attract additional members. Substantial efficiency gains occur, however …

15 reliable, expectations are lower and both cooperation and efficiency are significantly reduced. When there are costs … interaction. Effective reputation systems can increase trust and may improve efficiency in market settings. In recent years … reduces efficiency. We find that feedback manipulation generally decreases the reliability of average ratings in comparison to …

We look at a model where countries of di fferent size provide local public goods with positive spillovers. Matching …