共 35 条
[2]
[Anonymous], 1983, Journal of Financial Research
[3]
[Anonymous], 2003, EUR ECON REV
[7]
Batool Z., 2014, PAKISTAN I DEV EC, P109
[8]
Black F., 1974, J FINANC ECON, V1, P1, DOI [DOI 10.1016/0304-405X(74)90006-3, 10.1016/0304-405X(74)90006-3]