This paper considers a situation where a real risk exists that requires precautions, but the public mostly experiences the risk through infrequently occurring extreme events; this type of risk includes risk from climate change, international terrorism, natural calamities or financial crises. The...

This paper demonstrates how expectations about the design of regimes influence countries' actions before negotiating for agreements on international environmental problems. When a country is privately informed about own reduction costs, the preagreement emission level serves as a device to...

Almost all economic and public choice models assume that all people are exclusively pursuing their own material self-interests and do not care about "social" goals per se. Several (laboratory) experiments address the question of the general validity of this assumption. A consistent conclusion...

Denne note tager udgangspunkt i Stern Review. Rapporten er på ca. 700 sider, og jeg vil ikke kunne gennemgå alt i denne. Fokus bliver lagt på især to om-råder, for det første den beslutningsteoretiske diskussion, og hvordan den iboende usikkerhed anvendes. For det andet hvilken betydning...

Real life implies that public procurement contracting of renewable resources results in repeated interaction between a principal and the agents. The present paper analyses ratchet effects in contracting of renewable resources and how the presence of a resource constraint alters the...

Many international fisheries agreements involve sharing rules. The current pa-per analysis the stability of sharing rules when coping with long run changes in the composition of fish stocks in an international setting due to climate change. The exploitation of the cod stock in the Baltic Sea...

This paper seeks to investigate the following issues: What is the resulting out-come, when regulation is determined by interest groups that compete for influ-ence over the regulatory process? Given this, can we predict how climate change related changes in the underlying biological factors will...

This paper considers the policy outcome of a contest between two opposing in-terest groups: the incumbent fishermen and a group of conservationalists. The objective of the fishermen is to maximize profit, and they are (partly) concerned over future profitability as well, while the...

When abatement costs are uncertain, but correlated, and a country becomes pri-vately informed that costs are low, then unilateral actions serve as a signalling devise to reveal low costs and unilateral actions have the potential to trigger positive responses abroad. However, the country engaging...

To solve the problem of illegal landings this article proposes a new tax mechanism based on the regulator's own aggregate catch estimates and "ex ante" self-reports of planned catch by fishermen. We show that the mechanism avoids illegal landings while ensuring (nearly) optimal exploitation and...