Changing Obamacare likely To mean higher costs, less coverage, or both

Lori Eng, a 62-year-old office manager who works in western Nebraska, sent an email not long ago telling me she was “terrified” she might lose her Obamacare health insurance. The many horror stories passed along in the media had frightened her, and she wanted me to hear from someone who had benefitted from the law.

No wonder Eng is scared. Ever since the Affordable Care Act passed almost seven years ago, opponents, mostly Republicans, have vowed to repeal the law and replace it with a different plan. The November election results now make that a possibility.

Eng didn’t have health insurance be...