Evidence of consumers’ willingness to pay for the national animal identification system of the United States. Economia Aplicada, [S. l.], v. 15, n. 1, p. 5–22, 2011. DOI: 10.1590/S1413-80502011000100001. Disponível em: https://www.revistas.usp.br/ecoa/article/view/1027.. Acesso em: 2 maio. 2024.