The bills haven’t landed yet, but they’re coming. Natural gas, a key input into retail electricity costs, costs 10-15 times more than it did two years ago. Anger is already brewing. Electricity providers are the companies issuing the bills, so they’re taking the brunt of it. There are increased calls to nationalise energy companies. In the investment email today, I compared the share prices of utilities companies (the companies who sell electricity to consumers) with the rest of the market, and with oil and gas producers. The story was that oil and gas companies had done extremely well in 2022,…