Baltagi, Badi H. Econometric analysis of panel data / Badi H Baltagi. - 6th ed. - United States: Springer, c2013. - xx, 424p.: ill.; 23 cm. Dept. of Economics. ISBN: 9783030539528 Subjects--Topical Terms: Econometric analysis of panel data. Dewey Class. No.: 330.015195 / BAE