共 11 条
[2]
GRILICHES Z, 1977, MISSING DATA SELF SE
[4]
HANOCH G, 1976, R1980 RAND CORP PAP
[5]
HECKMAN J, 1977, NBER172 WORK PAP
[7]
HECKMAN JJ, 1976, ANN ECON SOC MEAS, V5, P475
[8]
ASYMPTOTIC PROPERTIES OF NON-LINEAR LEAST SQUARES ESTIMATORS
[J].
ANNALS OF MATHEMATICAL STATISTICS,
1969, 40 (02)
:633-&
[9]
JOHNSON NL, 1972, DISTRIBUTION STATIST
[10]
SELECTIVITY BIASES IN WAGE COMPARISONS - COMMENT
[J].
JOURNAL OF POLITICAL ECONOMY,
1974, 82 (06)
:1145-1155