Some recent Medicare for All proposals, advanced by politicians in the U.S., have called for the elimination of the private health insurance industry. Certain proposals hope to accomplish this goal by blocking health insurance companies from competing with a government run health insurance...

To limit price variations across consumers, the ACA requires that an insurance plan sold on the Health Insurance Marketplaces be uniformly priced across multiple counties within a geographic rating area. However, insurers’ service areas are not regulated by the ACA which could result in...