Anna T. Maher, Department of Agricultural and Resource Economics, Oregon State University, 213 Ballard Extension Hall, Corvallis, OR 97331-3601, John A. Tanaka, Eastern Oregon Agricultural Research Center, Union Station, Oregon State University, P.O. Box E, Union, OR 97824, and Neil Rimbey, Caldwell R&E Center, University of Idaho, 1904 E. Chicago A-B, Caldwell, ID 83605.