1. Department of Economics, Applied Statistics & International Business New Mexico State University Las Cruces New Mexico USA
2. Department of Agricultural and Applied Economics Virginia Tech University Blacksburg Virginia USA
3. Dyson School of Applied Economics and Management Cornell University Ithaca New York USA
4. Department of Agricultural Education and Studies Iowa State University Ames Iowa USA
5. Seed Science Center Iowa State University Ames Iowa USA
6. Department of Economics Iowa State University Ames Iowa USA