Santy Aji Sitohang, Talent E. Marbun and Wie She Wudjud 2022. THE EFFECT OF NEW CASES AND VACCINATION ON THE JOINT STOCK PRICE INDEX ITS IMPLICATIONS ON RUPIAH EXCHANGE RATES (Case Study in Indonesia in 2021). International Conference on Health Science, Green Economics, Educational Review and Technology. 4, 1 (Dec. 2022), 357–368. DOI:https://doi.org/10.54443/ihert.v4i.233.