共 28 条
[1]
BJORNSTAD D, 1997, ENVIRON RESOUR ECON, V10, P207, DOI DOI 10.1023/A:1026423201797]
[3]
BROOKSHIRE DS, 1987, AM ECON REV, V77, P554
[5]
Cummings R. G., 1995, CAN BIAS CONTINGENT
[7]
CUMMINGS RG, 1995, AM ECON REV, V85, P260
[8]
CUMMINGS RG, 1996, VALUE GLOBAL ENV CRO
[9]
Davis D. D., 1993, EXPT EC