In this paper we explore the question of the sustainability of the intergenerational contract that is represented by the current structure of social welfare. We argue that sustainability and time consistency of social welfare policies could be improved by more explicit recognition of the social...

This paper provides an overview of key issues involved in the choice among market-based instruments for climate change policy. Specifically, it examines the potential net benefits from shifting to a permit system for emission reduction, and the preconditions necessary for this change. It also...