Nikaido, Hukukane Sato, Kazuo, tr. <br/><br/>
Introduction to sets and mapping in modern economics 

 - Amsterdam  North - Holland publishing company  1972 
 - xiii, 343p.; 22cm. 
<br/><br/><label>ISBN: </label>720430437 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Econometrics<br/>Econometrics<br/>Economic models<br/>Economics - statistical<br/>Equillibrium<br/>Optimization problems<br/>Statistical anlaysis<br/>Statistics