No other country in the world has been able to provide government-managed health care without soaking middle-class and lower-income taxpayers with high income and payroll taxes. The “Medicare for All” plan revealed by Sen. Elizabeth Warren, D-Mass., shows how hard it is to raise tens of trillions of dollars without leaving typical Americans economically worse off. Despite the headlines, every single new tax the plan proposes either kneecaps economic opportunity for the American middle class or raises their taxes.