SSE has seen its first half profits almost double following a sharp rise in earnings from its gas storage and thermal generation divisions which have benefited from higher and more volatile gas and power prices. Responding to questions during a results calls with journalists, the group’s chief executive Alistair Phillips-Davies said he expects gas and power prices to remain a fifth higher than pre-crisis levels even when markets have “settled back down”, with inflation now “baked” into the system for “the balance of this decade”.