The homeless provide a visible incentive to work harder and pay more in rent, and property owners and other taxpayers certainly engage city services (mostly enforcement) in competitive battle for the big bucks. There’s a lot of unrecognized coercion built into the incentive structure underneath the f** y* money tiers. About 50,000,000 hours every day are spent in incarceration, and however many salaries for corrections jobs. The same kinds of system have been around since medieval times.