Helpman, Elhanan <br/><br/>
Market structure and foreign trade :   increasing returns, imperfect competition, and the international economy / 
Elhnan Helpman and Paul R. Krugman 
 - London  MIT Press  1985 
 - 271 p. 
<br/><br/><label>ISBN: </label>9780262580878 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Competition, Imperfect<br/>Economies of scale<br/>Industrial organization (Economic theory)<br/>International economic relations<br/>Commerce<br/>Industrialization
<br/><br/><label>Dewey Class. No.: </label>382 HEL-E