This series of three classroom experiments demonstrates the tragedy of the commons and suggests two possible solutions …: communication and individual property rights. In the first and second experiments, students jointly own a renewable resource in the … form of a plate of M&Ms. Communication is not allowed in the first experiment, whereas in the second experiment students …

pool resource (CPR) experiments. The evidence indicates that in standard CPR games without communication and without … sanctioning possibilities inefficient excess appropriation is the rule. However, when communication or informal sanctions are …