The best way to evaluate it would be as a function of the elasticity of the service provided. I can avoid eating a pizza but not avoid taking a specific road.

The best way to evaluate it would be as a function of the elasticity of the service provided. I can avoid eating a pizza but not avoid taking a specific road. Besides it seems like any domain where the initial investment is large seems to be places where one monopoly eventually emerge. At least in my opinion healthcare (hospitals and such not including drug development) should not be private or of there is there should be a strong public hospital network for providing care