... 4.2 : 50 50 50 51 51 51 52 52 55 DAN tinh 14 - .15 1.3 -2020 .18 28 2.1 35 36 1 m g 2 T 12/12 - - P ) : , , , , Dan , Da 1: C quan 2: P 3: 4: 5: nh 1: G QUAN 1.1 : 1.1.1 : N - 1.1 : : : ... Save the Children- 33 Tra (ILO) c 34 35 NG 2.1 : (Khandkeret al.(2010)) gian trình t heo Hulme, 2000, p.81 2 36 B t - 0- Tín d 2.2 37 2.3 T : Ninh, -2014; - 2.4 * 38 Pi e X1 e X2 X1 X2 k Xk ... dtoc khcach hocvan + ltien : -square : 39 P Xk P (1 P ) k P x (1- 2.5 Y gtinh +/- tuoi - hocvan + dtoc + 1nghenghiep 0-phi ; +/- songuoi - phuthuoc - 40 K t khcach km - ltien + kyhan + htronha...