Single-payer healthcare starts sounding much less appealing when accompanied by the mammoth tax bills that would be required to pay for it.

The thing that is slowly killing Obamacare is the same thing that is making it so hard for the GOP to come up with an alternative: American health care costs too much.

A grim picture of rising costs suggests that the Affordable Care Act, with its focus on coverage expansion rather than cost control, came at things from the wrong end.