If the economy is a power plant, the financial sector is supposed to be its control system. The problem is that the control system is now using a non-negligibl

If the economy is a power plant, the financial sector is supposed to be its control system. The problem is that the control system is now using a non-negligible amount of the power generated by the plant. Most economic models make the basic assumption that this is not the case. This makes them not very useful. However, they have a lot of social inertia when it comes to getting listened to.