Open AccessCapital Market Reaction to Several Announcements Related to COVID-19 Vaccine in LQ-45 Index
Author(s) -
Suwinto Johan,
Erika Victoria
Publication year - 2022
Publication title -
kinerja
Language(s) - English
Resource type - Journals
eISSN - 2549-1709
pISSN - 0853-6627
DOI - 10.24002/kinerja.v26i2.5715
Subject(s) - wilcoxon signed rank test , event study , covid-19 , vaccination , abnormal return , optimism , stock market , sample (material) , index (typography) , test (biology) , economics , government (linguistics) , business , stock exchange , medicine , finance , virology , psychology , geography , mann–whitney u test , social psychology , chemistry , biology , infectious disease (medical specialty) , philosophy , context (archaeology) , linguistics , archaeology , world wide web , computer science , paleontology , chromatography , disease