1/ evidence for these statements?
2/ in what sense is it profitable to throw away food or maintain empty dwellings that is distinct from "maintaining everyone else's quality of life"?
3/ if the evil is that some people's needs are not valued enough could that not be remedied by giving them money and making it profitable to meet their needs?
So far as the slave carries out immediate work from fear of consequences they are locally aligned with the master's will.