Abnormal Returns around the Announcement of Covid-19 Cases on Stock Prices in Indonesia
Journal Title: International Journal of Current Science Research and Review - Year 2023, Vol 6, Issue 12
Abstract
The purpose of this study is to find out whether there is a difference in abnormal returns on the day around the first announcement of the COVID-19 case and to find out whether there is a difference in abnormal returns after and before the first announcement of the COVID-19 case in Indonesia in pharmaceutical industry stocks listed on the Indonesia Stock Exchange. The population in this study are pharmaceutical companies listed on the Indonesian Stock Exchange. While the sampling technique was purposive sampling. The data analysis technique used in this study was a one-sample t-test on normally distributed data and one sample Wilcoxon signed ranked test for abnormally distributed data for days around the announcement of Covid 19. The results of this study show whether there is no difference in abnormal returns around the announcement of Covid -19. And also there is no difference in abnormal returns 5 days before and after the announcement of Covid 19.
Authors and Affiliations
Yusbardini
Keywords
Related Articles
- EP ID EP724948
- DOI 10.47191/ijcsrr/V6-i12-24
- Views 17
- Downloads 0
Legal Framework of Vietnam in Protecting Children against Sexual Abuse in Cyberspace
As a body of law on children, the legal framework on protecting children agaisnt sexual abuse in cyberspace is a collection of legal norms promulgated by the State to regulate sexual abuse in cyberspace to guarantee that...
Nutritional Status and Dietary Profile of College Students - A Cross Sectional Study from South India
Background: Undernutrition is most critical health challenges facing society today, not just in terms of health, but also health care expense. Several studies have revealed that college students often have bad eating hab...
Improving the Business Model Canvas to Maintain the Sales Performance of Ornamental Fish Business Post Covid 19 Pandemic (Case Study: Ekuarium)
Ekuarium is one of the ornamental fish retail businesses that experienced a decline in sales performance after COVID 19 Pandemic. The sales performance of this Ekuarium is relatively unstable even though it has the poten...
Analysis of the head of Madrasah Leadership Style, Teaching Methods, Teacher Competence, Learning Strategies Towards Student Quality in the Industry 4.0 Era Madrasah Aliyah (MA) Tapin Regency, South Kalimantan
The aim of this research is to analyze and prove the simultaneous and partial influence of the madrasa head’s leadership style, learning methods, teacher competence, learning strategies on student quality in the industri...
The Effect of Service Quality and 7P Marketing Mix on Repurchase Intention with Customer Satisfaction as Intervening Variable (Study at Perihal Kopi)
This study investigates the relationship between service quality and 7P marketing mix as key factors in achieving customer satisfaction and repurchase intention. The focus is to measure the extent to which customer satis...