Recently, many countries have introduced systems of tradable green certificates (TGCs) in order to increase the proportion of their electricity supply obtained from renewable sources. The main objective of this paper is to investigate the analytics of a TGC system of the Nordic type when...

We study a policy game between exporting and importing countries in vertically linked industries. In a successive international Cournot oligopoly, we analyse incentives for using tax instruments strategically to shift rents vertically, between exporting and importing countries, and horizontally,...

We study a policy game between exporting and importing countries in vertically linked industries. In a successive international Cournot oligopoly, we analyse incentives for using tax instruments strategically to shift rents vertically, between exporting and importing countries, and horizontally,...

There is concern that prices in a market for Green Certificates (GCs) primarily based on volatile wind power will fluctuate excessively, leading to corresponding volatility of electricity prices. Applying a rational expectations simulation model of competitive storage and speculation of GCs the...

We characterize optimal time profiles of risk-reducing expenditures and wreck probabilities for petroleum platforms. The input to our analysis is the development of wreck cost, direct and imputed. Particular attention is paid to the question of how private companies deviating from socially...

The purpose of this paper is to analyze open access exploitation of the Northeast Atlantic minke whale. In particular the question whether open access could lead to stock extinction is addressed. A bioeconomic model of the open access fishery is developed and estimated for data from Norwegian...