The countries said there was some room for improvement, particularly in light of soaring power costs last year. But any changes must ensure the market still functions and incentivises massive investment in renewable energy, they said.
The seven countries said in their letter that schemes to do this - like contracts for difference - could play a role but they should be voluntary, focus on new renewable generation, and still "react" to the market. In their letter, the seven countries backed an idea already mooted by the Commission to make it easier for consumers to choose between fluctuating and fixed-price power contracts.