True, but conversely if they don't do their job well, the utilities can kill people. Or if they werent price-regulated, they could charge whatever they wanted,

True, but conversely if they don't do their job well, the utilities can kill people. Or if they werent price-regulated, they could charge whatever they wanted, hurting both life and the economy. I get the trillion-dollar caps; what I don't get is why aren't mere cento-billion market caps enough, why can't we have regulation and lower prices and as-good services with less exploitation of the commons.