Theil, H <br/><br/>
Linear aggregation of economic relations 

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 - North-Holland Publishing Company, Amsterdam  1965 
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<br/><br/><label>ISBN: </label>  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematical economics
<br/><br/><label>Dewey Class. No.: </label>330.015  THE-L