Peer-Reviewed Journal Articles
Costa, M. A., & Forlini, L. (2026). How do middle-income states select vaccine partners? Projected capacity across sectors in Argentina. Journal of Public Policy, 1–21. https://doi.org/10.1017/S0143814X26101342
Costa, M. A., Bortz, G., & Seijo, G. (2026). Reconfiguring policy advisory systems under crisis: The role of bureaucratic discretion and reputation in Argentina and Brazil. Policy Design & Practice, 1–12. https://doi.org/10.1080/25741292.2026.2675755
Costa, M. A., & Montpetit, É. (2026). Health policy capacity and reliance on expert advice in comparative perspective: COVID-19 responses across Brazilian states. Journal of Comparative Policy Analysis: Research and Practice, 28(1), 50–68. https://doi.org/10.1080/13876988.2025.2595492
Lemor, A. C., Costa, M. A., Beaulieu-Guay, L. R., & Montpetit, É. (2025). Why did the influence of experts erode during the COVID-19 pandemic? Policy & Politics, 53(2), 383–402. https://doi.org/10.1332/03055736Y2024D000000064
Beaulieu-Guay, L. R., Costa, M. A., & Montpetit, É. (2023). Policy change and information search: A test of the politics of information using regulatory data. Policy Sciences, 56(2), 377–418. https://doi.org/10.1007/s11077-023-09497-3
Book Chapters
Costa, M. A. (in press). Preventive or frontloaded? Gendered leadership in health and climate crises. In O. G. El-Taliawi, E. St. Denny, & H. Sullivan (Eds.), Palgrave handbook of gender and public policy. Palgrave Macmillan.
Costa, M. A., & Montpetit, É. (2024). State capacity and wicked problems: Examining the agri-environmental topic through media framing and the legislative agenda in Brazil. In T. N. Tsekos & A. Lippi (Eds.), Policy capacity, design and the sustainable development goals (pp. 89–117). Emerald Publishing. https://doi.org/10.1108/978-1-80455-686-320241006
Doctoral Dissertation
Costa, M. A. (2024). La capacité de l’État et son influence dans la dynamique de l’agenda politique au Brésil [Doctoral dissertation, Université de Montréal]. Papyrus. https://papyrus.bib.umontreal.ca/xmlui/handle/1866/33843
Working Papers and Research Pipeline
Costa, M. A. (n.d.). When Does Public Dissatisfaction Inform Policy Decisions? The Role of Health-Policy Capacity during COVID-19 in Brazil [Manuscript Under Review].
Costa, M. A., Massard da Fonseca, E., Bortz, G., & Seijo, G. (n.d.). When is evidence “good enough”? Organizational conditions of evidentiary sufficiency in Brazil and Argentina during COVID-19 [Manuscript in preparation for a special issue of Evidence & Policy].
Corrêa, J., & Costa, M. A. (n.d.). Why does One Health break down in practice? Advocacy coalitions and the limits of AMR governance in Brazil [Manuscript in preparation].
Costa, M. A. (n.d.). Talking to whom, when and how? De facto independence and regulatory communication in Latin America [Manuscript in preparation].
Costa, M. A., & Chaqués Bonafont, L. (n.d.). An experimental study of emotions, issue prominence, and public alignment with scientific evidence [Manuscript in preparation].
Datasets
Karokis-Mavrikos, V., & Costa, M. A. (n.d.). The advocacy coalition framework in pharmaceutical policy: Mapping beliefs, conflict, and negotiation [Data set in preparation].
Costa, M. A. (2025). Database on public opinion, legislation, and COVID-19 measures in Brazil (Version 1) [Data set]. Zenodo. https://doi.org/10.5281/zenodo.14687195
Lemor, A., Costa, M. A., Beaulieu-Guay, L. R., & Montpetit, É. (2023). QC.COVID_Data (Version 1.0.0) [Data set]. Zenodo. https://doi.org/10.5281/zenodo.10059777
Media Contributions
Costa, M. A. (2026). Como agências públicas protegem sua autoridade em tempos de crise? Lições do Brasil e da Argentina durante a pandemia. The Conversation. https://doi.org/10.64628/ADE.arcrmh5vm
Costa, M. A. (2026). Saída da Argentina da OMS expõe as implicações de uma abordagem meramente econômica da saúde. The Conversation. https://doi.org/10.64628/ADE.harr6asfc
Costa, M. A., & Lopes, V. (2026). Regular o uso de IA na saúde na América Latina: Entre a urgência e o preparo. The Conversation. https://doi.org/10.64628/ADE.gpgapxfh3
Costa, M. A. (2026). Estudo mostra que estados que sofreram mais com a dengue ouviram melhor os cientistas sobre a COVID-19. The Conversation. https://doi.org/10.64628/ADE.trhykkmn5
Costa, M. A., & Corrêa, J. (2025). Tragédia hospitalar: Fentanil contaminado causa quase 100 mortes e coloca regulação de saúde em xeque na Argentina. The Conversation. https://doi.org/10.64628/ADE.pwegjk7r3
Policy Commentary
Montpetit, É., Lemor, A. C., Costa, M. A., & Beaulieu-Guay, L. R. (2025, February 5). When crises become the new normal: Eroding expert influence during the COVID-19 pandemic. Policy & Politics Blog. https://policyandpoliticsblog.com/2025/02/05/when-crises-become-the-new-normal-eroding-expert-influence-during-the-covid-19-pandemic/