共 41 条
[3]
AMEMIYA T, 1981, J ECON LIT, V19, P1483
[4]
[Anonymous], 1998, Applied Regression Analysis
[5]
ASHENFELTER O, 2000, J ECONOMETRICS, V125, P53
[6]
BEHNCKE S, 2007, 3149 I STUD LAB