“…Over the years IPO underpricing has been theoretically attributed to asymmetric information (Beatty. & Ritter, 1986;Hou & Gao, 2017;Ljungqvist, 2005;Rock, 1986) behavioural theory (Ljungqvist, 2005;Loughran & Ritter, 2002) winner's curse (Yong, 2011(Yong, , 2013 bandwagon effect (Yong, 2011(Yong, , 2013) size effect (Yong, 2013) investor sentiment (Hou & Gao, 2017) corporate governance (Hou & Gao, 2017;Ng, 2014) underwriters' reputation (Beck, 2017;Jelic et al, 2001;Vong & Trigueiros, 2017) and underwriters' monopsony power (Chang, Chiang, Qian, & Ritter, 2017). Yatim (2008) noticed that the extent of IPO underpricing in Asia is greater than in more developed economies (Loughran.…”