共 28 条
[1]
Adamic L., 1999, NATURE MARKETS WORLD
[2]
ANCARANI F, 2002, PRICE LEVELS PRICE D
[3]
[Anonymous], 1995, THEORY IND ORG
[4]
[Anonymous], THESIS MIT CAMBRIDGE
[5]
[Anonymous], EC PERSPECTIVES INTE
[6]
BAILEY JP, 1998, 984 OECD DSTI ICCP I
[8]
BAKOS JY, 2000, IMPACT ELECT COMMERC