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A new look at some old evidence : the wheat market scandal of 1925
Petzel, Todd E., (1981)
The Chicago wheat futures market : recent problems in historical perspective
Gray, Roger W., (1981)
The Pacific Northwest wheat market and futures trading
Nairn, John, (1961)
Wool futures trading in Australia : further prospects
Gray, Roger W., (1967)
The attack upon potato futures trading in the United States
Gray, Roger W., (1964)
The characteristic bias in some thin futures markets
Gray, Roger W., (1983)