This study is an independent scholarly analysis of the economics of the grain futures contracts of the Chicago Board of Trade. The study was made possible by a research grant to the MidAmerica Institute from the Chicago Board of Trade, and we gratefully acknowledge this financial support, as well as the information and vast body of experience made available to us by the Division of Economic Analysis and members of the Exchange. Several other organizations also provided invaluable help from the inception of this study through the full process, either in the form of information, or through...