Outside View: The flawed logic of Medicare for All

Abdul El-Sayed, the Democratic candidate for Senate in Michigan, has a simple pitch to voters. Imagine, he says, a health-insurance plan with “no premium, no copay, no deductible — just healthcare when you need it.” El-Sayed and other proponents call the idea Medicare for All. Free, on-demand care for everyone sure sounds good. Legislation to establish…