共 113 条
[3]
AVERCH H, 1962, AM ECON REV, V52, P1052
[5]
Baumol W., 1988, CONTESTABLE MARKETS
[6]
BAUMOL WJ, 1970, AM ECON REV, V60, P265
[7]
BAUMOL WJ, 1988, J ECON LIT, V26, P577
[8]
BENTAL B, 1986, BELL J ECON, V13, P249