An analysis about the Angel Investor in Brazil, regulations, risks and benefits. Research, Society and Development, [S. l.], v. 11, n. 15, p. e143111536713, 2022. DOI: 10.33448/rsd-v11i15.36713. Disponível em: https://rsdjournal.org/rsd/article/view/36713. Acesso em: 5 dec. 2025.