1. Department de Economics, University of Concepción, Concepción, Chile;
2. Interdisciplinary Center for Aquaculture Research (INCAR), Concepción, Chile;
3. Research Nucleus on Environmental and Natural Resource Economics, Concepción, Chile;
4. School of Economics and Business, University of Talca, Talca, Chile;
5. Salmon Technological Institute, INTESAL, Puerto Montt, Chile