共 31 条
[4]
BARKLEY AP, 1990, CENTRAL J AGR EC, V12, P223
[6]
COCHRANE WW, 1986, AM J AGR ECON, V68, P1002
[9]
EDELMAN MA, 1988, N CENT J AGR EC, V10, P245
[10]
EFRON B, 1987, J AM STAT ASSOC, V82, P171, DOI 10.2307/2289144