1. Department of Economics, State University of New York, Binghamton, NY 13850, USA
2. Inland School of Business and Social Sciences, Inland Norway University of Applied Sciences, NO-2624 Lillehammer, Norway
3. School of Agriculture and Applied Sciences, Alcorn State University, Lorman, MS 39096, USA
4. Norwegian Institute of Bioeconomy Research (NIBIO), NO-1431 Ås, Norway