The argument about medical expenses doesn't make any sense: it's more profitable to have sick people living longer and increare their medical expenses. The fail

The argument about medical expenses doesn't make any sense: it's more profitable to have sick people living longer and increare their medical expenses. The failure of the American healthcare system is proof that a market economy is not fit for healthcare. Profitable for who, exactly? Companies, individuals, the state, or whole society? For that matter, which companies are we talking about?