National asset markets have become more integrated in recent years. Th
is paper investigates the interrelationship, if any, among the stock m
arkets in four newly industrialized economies (NIEs) in Asia. The resu
lts indicate that a significant link exists between the stock markets
of Hong Kong and Singapore and those of Japan and the United States. O
n the other hand, the markets with severe restrictions on cross-countr
y investing, that is, Korea and Taiwan, are not responsive to innovati
ons in foreign markets. Finally, the United States stock market influe
nces, but is not influenced by, the four Asian markets.