Oliveira, C.A. de, Mesquita Pereira, R. e Costeira Machado, G. 2025. USING A NATURAL EXPERIMENT TO ASSESS THE SHORT-RUN COSTS AND EFFECTIVENESS OF INTENSIFYING SOCIAL ISOLATION AT THE BEGINNING OF THE COVID-19 PANDEMIC. Planejamento e Políticas Públicas. 68 (mar. 2025). DOI:https://doi.org/10.38116/ppp68art5.