共 64 条
[41]
HELPMAN E, 1985, MARKET STRUCTURE FOR
[42]
Helpman E., 1987, J JAPANESE INT EC, V1, P62, DOI [DOI 10.1016/0889-1583(87)90027-X, 10.1016/0889-1583(87)90027-X, https://doi.org/10.1016/0889-1583(87)90027-X]
[45]
HUMMELS D, 1995, Q J ECON, V110, P799, DOI 10.2307/2946700
[46]
HUMMELS D, 1993, AM ECON REV, V83, P445
[47]
JENSEN PE, 1995, UNPUB MONOPOLISTIC C
[48]
KIM EM, 1993, CONTRADICTIONS LIMIT
[49]
Kim EunMee., 1991, BUSINESS NETWORKS EC, P272
[50]
LINCOLN JR, 1994, UNPUB KEIRETSU NETWO