@article{adam_meurer_rodrigues junior_2022,  title={Effects of Diversification on Profitability and Operating Risk for Brazilian Publicly Traded Companies},  volume={19},  ISSN={1808-2386},  url={https://doi.org/10.15728/bbr.2022.19.4.1.en},  DOI={10.15728/bbr.2022.19.4.1.en},  number={4},  journal={BBR. Brazilian Business Review},  publisher={Fucape Business School},  author={Adam, Camila and Meurer, Tatiane and Rodrigues Junior, Moacir Manoel},  year={2022},  month={Jul},  pages={351–371} }