The economics of futures trading :  readings selected, edited and introduced / 
by B. A. Goss and B. S. Yamey 
 - 2nd ed. 
 - London :  MacMillan,  1978 
 - 239 p. : 
<br/><br/> Includes indexes 
<br/><br/>p. 225-232 
<br/><br/><label>ISBN: </label>0333246217 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Futures<br/>Commodity exchanges