178 1971- 2004b-821 business capital capitalism conservationofnaturalresources consumption(economics) demand(economictheory) distributivejustice economicaspects economicconditions economicdevelopment economicpolicy economics effectoftaxationon environmentalethics ethics fiscalpolicy governmentpolicy histoire history humanecology incomedistribution keynesianeconomics laborsupply macroeconomics macroéconomie marginalproductivity materialaccountability medical medicaleconomics medicalethics microeconomics moralandethicalaspects piketty politicalaspects poor prices production production(economictheory) publicpolicy rightofproperty répartition(théorieéconomique) taxation thomas unitedstates value wa525d659d2002 wealth économiepolitique