Murdiana, Deswita, Fajri Adrianto, and Mohamad Fany Alfarisi. 2022. “Announcement Of Reduction In BI7DRR Interest Rate For 2019 To 2021 On Abnormal Return And Cumulative Abnormal Return Of Indonesian Banking Share”. Enrichment : Journal of Management 12 (3), 2418-25. https://doi.org/10.35335/enrichment.v12i3.664.