A frequently encountered problem in import demand estimation is how to account for competition between imports and domestic production. Traditionally, use of the Armington model has been a way to handle this problem. This is a disaggregate model which distinguishes commodities by country of...

During the last two decades there has been a tremendous growth in the production of intensively farmed fish. This growth has been accompanied by a substantial reduction in prices. As this enhances the competitiveness of farmed fish, concerns are often raised with respect to the market impact of...

Following deregulations in the European gas market, spot trading of natural gas has been established in the UK, Belgium and the Netherlands, while long-term contracts remain the dominant pricing process in continental Europe. In this paper we investigate the degree of market integration between...