An anticipated increase in lock delays on the upper Mississippi River has generated concern about its future navigational efficiency. The objective of this paper is to identify selected factors affecting lock delay on the River's busiest locks and to examine the impact of lock delay on grain...

This paper describes the important changes that occurred in the U.S. grain handling and transportation system in the period following deregulation in 1980. This system has evolved and will continue to do so in response to technological and institutional changes, competitive pressures, and a...

Recent legislation in the transportation industry has stimulated a move toward more flexibility in railroad pricing and has consequently provided the impetus for the analysis of transportation demand. Modal demands for grain transportation are analyzed in this paper using a derived demand...