@article{costa_2017,  title={What Drives Long Term Real Interest Rates in Brazil?},  volume={14},  ISSN={1808-2386},  url={https://doi.org/10.15728/bbr.2017.14.6.5},  DOI={10.15728/bbr.2017.14.6.5},  number={6},  journal={BBR. Brazilian Business Review},  publisher={Fucape Business School},  author={Costa, Adonias Evaristo da},  year={2017},  month={Nov},  pages={624–635} }