The fact that governments rely on coercion to enact policies like Social Security is not controversial among political philosophers. It's widely accepted.
The controversy is regarding which cases, if any, governmental coercion is justified. There is a wide degree of disagreement here, but even those who believe coercion is justified still admit that it's coercion.
The controversy is regarding which cases, if any, governmental coercion is justified. There is a wide degree of disagreement here, but even those who believe coercion is justified still admit that it's coercion.