What you call "screw the poor" can be seen as a way to prevent moral hazard. By that I mean the term as used by the insurance industry, not something religious.
Simply put, every economic system finds a way to force people to do miserable work. Passive systems (roughly "free market") use the natural consequences of poverty. Active systems end up with brutal prison camps, because normal people just won't volunteer to do miserable jobs for the common good.
Simply put, every economic system finds a way to force people to do miserable work. Passive systems (roughly "free market") use the natural consequences of poverty. Active systems end up with brutal prison camps, because normal people just won't volunteer to do miserable jobs for the common good.