Research on speculation :  Seminar report / 
Chicago board of trade 
 - Chicago :  Chicago board of trade,  c1980. 
 - x,153 p. :  ill. ;  23 cm. 
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<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic development<br/>Commodity exchanges<br/>Speculation
<br/><br/><label>LC Class. No.: </label>HG6046  / .R47 1980 
<br/><br/><label>Dewey Class. No.: </label>332.645  / R311