Research on speculation : Seminar report / Chicago board of trade - Chicago : Chicago board of trade, c1980. - x,153 p. : ill. ; 23 cm. ISBN: LCCN: Subjects--Topical Terms: Economic developmentCommodity exchangesSpeculation LC Class. No.: HG6046 / .R47 1980 Dewey Class. No.: 332.645 / R311