"Spark spread" sets value, but as prices diverge from system
lambda, merchant plant buyers will be flying blind.
Many power plants will be bought and sold in the next decade. Some utilities will divest power plants as required by regulators; others will sell for strategic reasons. Most of the plants sold likely will become merchant plants, with no guaranteed market for their electric output. Merchant plant activity is already significant and growing. The value of these plants will depend on how well they can perform in an uncertain market.