In this paper we show that free entry decisions may be socially inefficient, even in a perfectly competitive homogeneous goods market with non-lumpy investments. In our model, inefficient entry decisions are the result of risk-aversion of incumbent producers and consumers, combined with...

This paper derives the optimal mix of generation technologies in the electricity sector and discusses how this mix will be achieved in a perfectly competitive electricity market. It then studies the detrimental effect of a price cap on short-term profitability and long-run investment incentives...