共 47 条
[1]
Angrist JD, 2009, MOSTLY HARMLESS ECONOMETRICS: AN EMPIRICISTS COMPANION, P1
[2]
BANE MJ, 1986, J HUM RESOUR, V21, P2
[3]
BANIA N., 2007, Income Volatility and Food Insufficiency in U.S. Low-Income Households
[4]
Bauman K., 1998, DIRECT MEASURES POVE
[5]
Beverly S.G., 2001, J POVERTY, V5, P23, DOI [DOI 10.1300/J134V05N0102, 10.1300/J134v05n01_02, DOI 10.1300/J134V05N01_02]
[8]
Boushey H., 2001, WORK JUST ISNT ENOUG
[9]
Boushey Heather., 2001, HARDSHIPS AM REAL ST