Coontz, Sidney H. <br/><br/>
Productive labour and effective demand : including a critique of Keynesian economics / 
Sidney H. Coontz. 
 - London :  Routledge,  1965. 
 - ix, 174 p. :  ill. ;  23 cm. 
 - Routledge library editions - Economics. .
 - Routledge library editions - Economics. .
<br/><br/> Transferred to digital printing 2007. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>0415313260 9780415313261 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Supply and demand.