Guardamino, C.D.C. and Egoávil, J.V. 2021. Export performance in South America: do intangibles affect firms’ performance in developing countries such as Peru?. RAE - Revista de Administracao de Empresas . 61, 2 (May 2021), 1–15. DOI:https://doi.org/10.1590/S0034-759020210205.