EnergiThe strange world of energy pricesThe cost of power is not like any other price – and that complicates how we manage it.European gas prices are about 10 times their average level in the past decade. As my colleague David Sheppard has pointed out, the daily swings in the price can now be as big as the entire price used to be.Foto: Hannibal Hanschke/Getty ImagesMartin Sandbu (FT)