GARCIA-DEL-BARRIO, Pedro. External economies of scale, government purchasing commitment and welfare improvements in the vaccines industry. European Journal of Government and Economics, [S. l.], v. 1, n. 2, p. 163–179, 2012. DOI: 10.17979/ejge.2012.1.2.4283. Disponível em: https://revistas.udc.es/index.php/ejge/article/view/ejge.2012.1.2.4283. Acesso em: 5 may. 2024.