We analyse retailer and household behaviour on the Norwegian electricity market, based on detailed information on prices and other market characteristics. We find that there exists a competitive market segment where a number of retailers compete fiercely for customers, with small margins on all...

In this paper we study the potential effects of Real Time Pricing (RTP) of electricity to the need of long-run capacities in the Nordic power markets. A characteristic of the Nordic power market is the large variety of production technologies of which hydro and nuclear power are capacity...

Motivated by observations in the Norwegian airline industry in the late 90s, we develop a semicollusive model with collusion on gross prices and competition on contracts for large customers (corporate contracts). The theoretical predictions are tested on detailed data on gross prices, large...