That's true with marginal costs, but it doesn't consider fixed costs. My range is the only thing that uses gas in my unit. The connection fee is $18/month. The

That's true with marginal costs, but it doesn't consider fixed costs. My range is the only thing that uses gas in my unit. The connection fee is $18/month. The actual charge for gas was $0.73 last month. Sure, the marginal economics look better, but I'd save close to $200/year if I could switch over to all electric.