affiliation not provided to SSRN, affiliation not provided to SSRN, Agricultural University of Iceland, affiliation not provided to SSRN, affiliation not provided to SSRN, University of Iceland, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN and affiliation not provided to SSRN

affiliation not provided to SSRN, Uppsala University, affiliation not provided to SSRN, Uppsala University, University of Gothenburg, Örebro University, Agricultural University of Iceland, University of Alaska Fairbanks, Natural Resources Institute Finland, Towson University, Grand Valley State University, University of Iceland, University of Helsinki, Umeå University, Natural Resources Institute Finland, Umeå University, University of Helsinki, Memorial University, affiliation not provided to SSRN, affiliation not provided to SSRN, University of Helsinki, affiliation not provided to SSRN, University of Turku, University of Texas at El Paso, University of Alaska Fairbanks and University of Gothenburg