This volume contains two papers which use the ozone problem as the empirical starting of their analysis. Gladwin/Ugelow/Walter survey empirically the sectors of the economy which produce fluorcarbons. The regional origin of fluorcarbons in the world and possible international ozone management...

This paper analyzes how international rules are established and stabilized, i.e. how an international institutional order develops. Rules emerge mainly through learning from negative experience and serve to reduce transaction costs. The paper looks at mechanisms that stabilize rule systems, at...

Bei wirtschaftlichen Aktivitäten fallen Kosten und Nutzen in der Regel zeitlich auseinander. Deshalb verlangen Entscheidungen über die optimale intertemporale Allokation ein Abwägen des gegenwärtigen Nutzens mit den Opportunitätskosten der Zukunft. Dieses Prinzip optimaler intertemporaler...

Pensions and contemporary socioeconomic change / Assar Lindbeck -- Different approaches to pension reform from an economic point of view / Jonathan Gruber, David A. Wise -- Labor mobility, redistribution, and pension reform in Europe / Alain Jousten, Pierre Pestieau -- France: the difficult path...