VNU Journal of Economics and Business, Vol 2, No 1 (2022) 41 51 41 Original Article The Impact of the COVID 19 Pandemic and the Cryptocurrency’ Price on the Stock Exchange Index Evidence from Shanghai Stock Exchange Nguyen Van Chien* Thu Dau Mot University, No 6 Tran Van On, Phu Hoa Ward, Thu Dau Mot City, Binh Duong Province, Vietnam Received July 23, 2021 Revised December 29, 2021; Accepted February 25, 2022 Abstract At the end of 2019, the COVID 19 pandemic that originated from Wuhan China ha[.]