crowding. In theory, if the right number of groups forms, Nash equilibrium aggregate effort should fall to the socially optimal … level. Whether individuals manage to form the efficient number of groups and to invest within the chosen groups as theory … inefficiency significantly (by 50% to 71%). We did observe systematic departures from the theory when the group sizes are not …

overall catch quota to a voluntary cooperative, with the remainder exploited as a commons by those choosing to fish …

Tragedy of the human commons is a special case of tragedy of the commons in which the common resource is composed of … trees or fish, matters for its own sake, tragedy of the human commons presents different problems and can be solved in … different ways. In this Article, we explore - and solve - one important example of tragedy of the human commons: health insurers …

This work examines whether the concept “Tragedy of the Commons” is still helpful to analyze environmental problems. The …