This paper studies the formation of self-enforcing global environmental agreements in a world economy with international trade and two groups of countries that differ with respect to fuel demand and environmental damage. It investigates whether the signatories’ threat to embargo (potential)...

This paper studies the formation of self-enforcing global environmental agreements in a world economy with international trade and two groups of countries that differ with respect to fuel demand and environmental damage. It investigates whether the signatories’ threat to embargo (potential)...

This paper studies the formation of self-enforcing global environmental agreements in a world economy with international trade and two groups of countries that differ with respect to fuel demand and environmental damage. It investigates whether the signatories' threat to embargo (potential) free...

In public good provision, privileged groups enjoy the advantage that some of its members find it optimal to supply a positive amount of the public good. However, their inherent asymmetric nature may make the enforcement of cooperative behavior through informal sanctioning harder to accomplish....

The problem of compliance with treaty obligations has been an area of active study in international environmental law because of its importance to the effectiveness of environmental treaties. This paper examines the problem of enforcement as an important and distinct component of compliance....

In public-good provision, privileged groups enjoy the advantage that some of their members find it optimal to supply a positive amount of the public good. However, the inherent asymmetric nature of these groups may make the enforcement of cooperative behavior through informal sanctioning harder...

We designed a natural-field experiment in the context of local public transportation to test whether rewards in the form of lottery prizes coupled with traditional sanctions efficiently reduce free-riding. We organized a lottery in a medium-size Italian city the participation in which is linked...

Introduction: Olson's problem -- Part I: Philosophy -- The prisoners' dilemma -- Voting and other thresholds -- Negligibility -- Conclusion to part I -- Part II: History -- Rule and act-utilitarianism -- Perfect competition, oligopoly, and monopoly -- Conclusion to part II