Murdiana, D., 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 (Aug. 2022), 2418-2425. DOI:https://doi.org/10.35335/enrichment.v12i3.664.