Career
He is also a former analyst of Arminio Fraga and his Gávea Investimentos. Since 2010 he has been Coordinator of Applied Economic Research at Instituto Brasileiro de Economia (IBRE)/Fundação Getúlio Vargas (FGV), Brazil"s leading think tank, and Professor of Economics at the Federal University of Rio de Janeiro. Castelar earned a Doctor of Philosophy in Economics (University of California, Berkeley), Master"s degrees in Statistics (Instituto Nacional de Matemática Pura e Aplicada) and Business Administration (COPPEAD) and a bachelor"s degree in Electronic Engineering (Industry Training Authority).
His current research focuses on macroeconomics, infrastructure regulation, national development banks, and financial services, although past work included studies about financial service firms in Brazil and other emerging economies, privatization, law and economics, and development economics.