Graaff, J De V <br/><br/>
Theoretical welfare economics 

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 - New Delhi  Vikas Publishing House Pvt. Ltd.  1979 
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<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic systems and theories
<br/><br/><label>Dewey Class. No.: </label>S 330.1  GRA-T