20thcentury agencytheory agriculturalindustries aspectmoral biography boswell boswellfamily businessmen california claims consequentialism contractarianism cottonfarmers cottongrowing davidalm davidrodin droitsdel'homme(droitinternational) duties economicconditions ethics exclusionaryreasons exercise-basedrights franceskamm goods history humanrights josephraz moralandethicalaspects moralphilosophy obligations philosophy philosophyoflaw pioneers politicalphilosophy relationality rightloss rightstheory sanjoaquinvalley services thomasnagel valuetheory warrenquinn