共 21 条
- [11] MADDALA GS, 1983, LTD DEPENDENT QUALIT, P178
- [15] SYMMETRICALLY TRIMMED LEAST-SQUARES ESTIMATION FOR TOBIT MODELS [J]. ECONOMETRICA, 1986, 54 (06) : 1435 - 1460
- [16] *SAS I INC, 2001, SAS VERS 8 2
- [17] *STAT CAN, 1995, NPHS PUBL US MICR DO
- [18] *STAT SCI INC, 1999, SPLUS 5 1
- [19] STEART AL, 1992, MEASURING STUDY APPR
- [20] ESTIMATION OF RELATIONSHIPS FOR LIMITED DEPENDENT-VARIABLES [J]. ECONOMETRICA, 1958, 26 (01) : 24 - 36