共 49 条
[1]
Acton Jan, 1973, R950RC RAND CORP
[3]
Chase S.B., 1968, PROBLEMS PUBLIC EXPE
[4]
CONLEY BC, 1976, AM ECON REV, V66, P45
[5]
CONLEY BC, 1978, AM ECON REV, V68, P717
[6]
Dasgupta AjitK., 1972, COST BENEFIT ANAL TH
[7]
DAWSON RFF, 1967, LR79 MIN TRANSP ROAD
[8]
*DEP ENV, 1971, COLL CONSTR STAT
[10]
Dublin L.I, 1930, MONEY VALUE MAN