Sasitorn Kanokhilunyakorn และ Jiraphan Suntornchost. (2016) Hypothesis testing for slope heterogeneity for three dimensional panel data model. Chulalongkorn University:ม.ป.ท.Sasitorn Kanokhilunyakorn และ Jiraphan Suntornchost. 2016. Hypothesis testing for slope heterogeneity for three dimensional panel data model. ม.ป.ท.:Chulalongkorn University;Sasitorn Kanokhilunyakorn และ Jiraphan Suntornchost. Hypothesis testing for slope heterogeneity for three dimensional panel data model. ม.ป.ท.:Chulalongkorn University, 2016. Print.