Silva, A.H.C. e et al. 2019. The opportunistic approach of the Positive Accounting Theory (PAT) fails to explain choices made at OGX: An anomalous situation?. Revista de Contabilidade e Organizações. 13, (Dec. 2019), e164412. DOI:https://doi.org/10.11606/issn.1982-6486.rco.2019.164412.