[1] Brazilian Inst Bioecon INBBIO, Rua Afonso Tochetto 8, BR-99900000 Getulio Vargas, RS, Brazil
[2] Res Grp Bioecon Appl Agribusiness NEB Agro, Rua Afonso Tochetto 8, BR-99900000 Getulio Vargas, RS, Brazil
[3] Brazilian Inst Bioecon INBBIO, Endereco Av Soledade 159-302, BR-90470340 Porto Alegre, RS, Brazil
[4] Res Grp Bioecon Appl Agribusiness NEB Agro, Endereco Av Soledade 159-302, BR-90470340 Porto Alegre, RS, Brazil
[5] Brazilian Inst Bioecon INBBIO, Travessa Democrat 45,Apt 301, BR-93214360 Sapucaia Do Sul, RS, Brazil
[6] Res Grp Bioecon Appl Agribusiness NEB Agro, Travessa Democrat 45,Apt 301, BR-93214360 Sapucaia Do Sul, RS, Brazil
[7] Univ Fed Rio Grande do Sul UFRGS, Fac Econ FCE, Dept Econ & Int Relat DERI, Av Bento Goncalves 7712, BR-91540000 Porto Alegre, RS, Brazil
[8] Univ Fed Rio Grande do Sul UFRGS, Interdisciplinary Ctr Studies & Res Agribusiness, Av Bento Goncalves 7712, BR-91540000 Porto Alegre, RS, Brazil
[9] Univ Fed Rio Grande do Sul UFRGS, Bioecon Res Grp, Interdisciplinary Ctr Studies & Res Agribusiness, Av Bento Goncalves 7712, BR-91540000 Porto Alegre, RS, Brazil