共 16 条
[1]
AITKEN B, 1991, THERE SPILLOVERS FOR
[2]
[Anonymous], 1989, TECHNOLOGICAL INNOVA
[5]
BLOMSTROM M, IN PRESS INT CONVERG
[6]
BLOMSTROM M, 1992, NBER4131 WORK PAP
[9]
*EST UN MEX, 1973, 9 CENS IND 1971, V1