That climate policies are costly is evident and therefore often creates major fears. But the alernative (no action) also has a cost. Mitigation costs and damages incurred depend on what the climate policies are, and in addition, they are substitutes. This brings climate policies naturally in the...

Two theses on the likelihood of international co-operation for achieving international optimality in transboundary pollution problems are being confronted: a pessimistic one and an optimistic one. On the one hand a "Small Stable Coalitions" (SSC) thesis — based on the stability of coalitions...