Columbia subject headings:
Economics--Research--Brazil.
Instituto Joaquim Nabuco de Pesquisas Sociais.
Sociology--Research--Brazil.
Harvard subject headings:
Economics--Research--Brazil.
Instituto Joaquim Nabuco de Pesquisas Sociais.
Sociology--Research--Brazil.
Princeton subject headings:
Economics--Research--Brazil.
Instituto Joaquim Nabuco de Pesquisas Sociais.
Sociology--Research--Brazil.