2025-02-102025-02-102024-12-24ALVES, J. S. ; MACIEL, V. F. Regional market concentration and its impact on health plan quality in Brazil: insights for regulatory policy. Archives of Business Research, v. 12, p. 99-111, 2024.http://repositorio.fjp.mg.gov.br/handle/123456789/435013 p. : il. color.enopen accessRegional market concentration and Its impact on health plan quality in Brazil : insights for regulatory policyArtigohttps://doi.org/10.14738/abr.1212.18080Plano de saúdeQualidadeRegulaçãoHealth plansAntitrust policyMarket concentrationHealth Economics