摘要：This research aims to determine the differences market reaction before and after the internet financial reporting (IFR) as measured by trading value activity and abnormal return. The sample used consist of 181 listed companies in BEI period 2011. Trading value activity and abnormal return tested by Wilcoxon Signed Test to determine the difference before and after IFR publication. The results of this research indicate that there are differences market reaction before and after IFR publication, which were measured by trading value activity and abnormal return. The companies which use IFR will have higher average of trading value activity and abnormal return after IFR publication.
关键词：Internet financial reporting; trading value activity; abnormal return
