共 34 条
[22]
KIM HS, 1998, THESIS BROWN U
[24]
INCREASING RETURNS AND ECONOMIC-GEOGRAPHY
[J].
JOURNAL OF POLITICAL ECONOMY,
1991, 99 (03)
:483-499
[26]
KRUGMAN P, 1995, NBER WORKING PAPER, V5220
[27]
MARSHALL ALFRED, 1890, PRINCIPLES EC, P332
[28]
MOHRING H, 1961, J POLITICAL EC, V49, P236
[30]
Renaud B., 1981, NATL URBANIZATION PO