Olsen  Erling <br/><br/>
International trade theory and regional income differences: United States 1880-1950 

 - Amsterdam      North-Holland  NL 1971     
 - xv, 221p. 
 - Contributions to economic analysis .
<br/><br/><label>ISBN: </label><0720431700> 
<br/><br/><label>Subjects--Topical Terms: </label><br/>  <International trade><Income distribution><Income><Mathematical models><United States>
<br/><br/><label>Dewey Class. No.: </label>382.1 Us/OLS