共 22 条
[2]
Andersen E, 1973, CONDITIONAL INFERENC
[3]
BARRON JM, 1987, J LABOR ECON, V5, P76, DOI 10.1086/298138
[6]
BISHOP J, 1989, 8918 CORN U CTR ADV
[7]
BISHOP J, 1984, ON THE JOB TRAINING
[10]
FRANK RH, 1984, AM ECON REV, V74, P549