“…A large body of literature uses the event study, as one of the Brexit and European stock markets most accurate and commonly used methodologies, to quantify announcements' effect on stock returns (e.g. Hamilton, 1995;Klassen and McLaughlin, 1996;Chenga et al, 1998;Gleason et al, 2005;Asteriou et al, 2013;Cayon et al, 2016) over an estimation period which ranges between 100 and 252 days prior the event day (e.g. MacKinlay, 1997;Samitas and Kenourgios, 2007;Oak and Dalbor, 2009;Schiereck et al, 2016).…”