共 18 条
[1]
Becker G. S., 1965, ECON J, V75, P299
[3]
BUTZ WP, 1981, R2924AID RAND CORP
[4]
EDUCATION AS A FACTOR IN MORTALITY DECLINE - EXAMINATION OF NIGERIAN DATA
[J].
POPULATION STUDIES-A JOURNAL OF DEMOGRAPHY,
1979, 33 (03)
:395-413
[5]
COCHRANE SH, 1981, S LIT ED HLTH DEV AN
[10]
Manski CF., 1981, STRUCTURAL ANAL DISC