Hultgren, Thor <br/><br/>
Changes in labor cost during cycles in production and business / 
Thor Hultgren 
 - New York :  NBER ,  1960 
 - xvii, 85 p. :  ill. ;  20 cm.  
 - Occasional paper .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Labour<br/>Wages and salaries<br/>Labour costs
<br/><br/><label>Dewey Class. No.: </label>331.2  / HUT