When we see prices rise and fall at the gas pump, we generally have an idea of what is driving the changes. Typically, it’s movements in the underlying price of oil, or sometimes there are refinery issues that can impact gasoline prices even when oil prices are stable. And people generally blame the oil companies in any case. The electricity markets are far more opaque. Electricity bills have skyrocketed in many places this summer, but the reasons you hear depend on who you ask. Politicians blame climate mandates, utilities point to…