共 24 条
- [2] [Anonymous], 2005, PUBLIC PRESCHOOL LAB
- [3] BAKER M, 2005, NBER WORKING PAPER
- [5] CHILDCARE COSTS AND FAMILY LABOR SUPPLY [J]. REVIEW OF ECONOMICS AND STATISTICS, 1988, 70 (03) : 374 - 381
- [6] BLAU DM, 2003, UNPUB PRESCHOOL DAY
- [7] BROWNING M, 1992, J ECON LIT, V30, P1434
- [9] Cameron A. C., 2006, BOOTSTRAP BASED IMPR
- [10] Cameron A.C., 2006, ROBUST INFERENCE MUL