returns. We survey 111 studies, published between 1978 and 2020, with a total of 439 estimates from event studies. Our key … finding is that the average abnormal returns calculated from this empirical literature are affected by a negative publication … followed by statistically significant negative abnormal returns, which suggests the existence of an informational effect …

returns. We survey 111 studies, published between 1978 and 2020, with a total of 439 estimates from event studies. Our key … finding is that the average abnormal returns calculated from this empirical literature are affected by a negative publication … followed by statistically significant negative abnormal returns, which suggests the existence of an informational effect …

acquiring firms’ post‐merger daily returns. Research limitations/implications – Further study can be done on mechanisms through … firms’ spreads and that changes in spreads need to be accounted for in explaining acquiring firms’ post‐merger daily returns … around M&A announcements. It provides additional evidence on the anomaly of acquiring firm's negative post‐merger returns …

second data were the stock market returns earned by the largest UK companies as listed by The Times 1,000. A series of … longitudinal data over a period of ten years. Findings – No direct relationship between share returns and disclosure was found … convincing relationship between consistently high(low) returns and the predilection to high(low) disclosure. There is no single …

simultaneously investigate the effects of heterogeneous information (PSOS) and information asymmetry (ADJPIN) on REIT excess returns … that heterogeneous information (PSOS) is significantly and positively associated with REIT excess returns while information … asymmetry (ADJPIN) is insignificant when controlling for other variables well known for affecting REIT excess returns …