Aktas, Nihat; Bodt, Eric de; Van Oppens, Hervé - Center for Operations Research and Econometrics …
(1998) about long-term event studies).
The relevance of our research question stems also from the fact that (informed … essential question because previous studies, using mainly portfolio approaches,
document that insiders outperform the market … explanation is that these abnormal returns, since they are computed over an
event window of several months, could reflect the …