Athitaya Kanjanamethakul และ Manapol Ekkayokkaya. (2010) Issue discount and investor overoptimism in IPO initial return. Chulalongkorn University:ม.ป.ท.Athitaya Kanjanamethakul และ Manapol Ekkayokkaya. 2010. Issue discount and investor overoptimism in IPO initial return. ม.ป.ท.:Chulalongkorn University;Athitaya Kanjanamethakul และ Manapol Ekkayokkaya. Issue discount and investor overoptimism in IPO initial return. ม.ป.ท.:Chulalongkorn University, 2010. Print.