First Author:   Kristin Van Gaasbeck California State University, Sacramento kavan@csus.edu   Department of Economics, 6000 J Street Sacramento, 95819-6082, USA   1.916.278.6194(Phone) 1.916.278.6194(Fax) http://www.csus.edu/indiv/v/vangaasbeckk/ Second Author: Kevin Salyer University of California, Davis kdsalyer@ucdavis.edu   Department of Economics, One Shields Avenue Davis, 95616, USA   1.530.752.8359(Phone) 1.530.752.9382(Fax) http://www.econ.ucdavis.edu/faculty/kdsalyer/