During the election campaign, Donald Trump promised to abolish Obamacare and replace it with better health reform that would not leave anyone behind. In order to understand what is implied by that promise, consider Figure I, which highlights three groups of people:

• About 11 million people are getting insurance in the exchanges and many of them are unhappy. In the words of former president Bill Clinton, many are “paying twice as much for half the coverage” they were previously enjoying.