共 25 条
[11]
GROSSMAN GM, 1990, AM ECON REV, V80, P796
[12]
QUALITY LADDERS AND PRODUCT CYCLES
[J].
QUARTERLY JOURNAL OF ECONOMICS,
1991, 106 (02)
:557-586
[13]
PRODUCT DEVELOPMENT AND INTERNATIONAL-TRADE
[J].
JOURNAL OF POLITICAL ECONOMY,
1989, 97 (06)
:1261-1283
[14]
Krugman P, 1990, RETHINKING INT TRADE
[19]
REBELO S, 1991, IN PRESS J POLITICAL
[20]
RIVERABATIZ LA, 1991, IN PRESS EUROPEAN EC