Schiozer, R.F., Mourad, F.A. and Martins, T.C. 2020. A Tutorial on the Use of Differences-in-Differences in Management, Finance, and Accounting . Journal of Contemporary Administration. 25, 1 (Jul. 2020), e200067. DOI:https://doi.org/10.1590/1982-7849rac2021200067.