Helpman, Elhanan <br/><br/>
The structure of foreign trade 

 - Cambridge, Mass :  National Bureau of Economic Research,  1998 
 - 40 
<br/><br/><label>Subjects--Topical Terms: </label><br/>INTERNATIONAL TRADE<br/>INTERNATIONAL ECONOMIC RELATIONS<br/>ECONOMICS--RESEARCH
<br/><br/><label>LC Class. No.: </label>HF1379  / H446S