2872 3055 3246 3559 3655 3685 4005 4069 5257 5773 6521 6744 7196 7417 7541 7582 7606 7726 8107 8268 agribusiness agriculture business economicdevelopment economics emigration foreignpolicy general generaleconomics globalization history homelessness immigration industries internationalrelations modern philosophy political politicalscience poverty psychology publicpolicy regionalstudies sc722000 sc838000 sc911080 sc911090 sc912030 sc912040 sc912110 sc913030 sc913040 sc913050 sc913110 sce37000 sce44080 scl11006 scw45020 scw47000 scx22120 scx24000 scx33070 scy20070 socialpolicy socialpsychology socialsciences sociology suco41168 suco41170 suco41174 suco41175 surveys sustainabledevelopment technology theory trades