Group dynamics of the Japanese market
نویسندگان
چکیده
منابع مشابه
. ST ] 3 A ug 2 00 7 Group dynamics of the Japanese market
We investigated the network structures of the Japanese stock market through the minimum spanning tree. We defined grouping coefficient to test the validity of conventional grouping by industrial categories, and found a decreasing in trend for the coefficient. This phenomenon supports the increasing external influences on the market due to the globalization. To reduce this influence, we used S&P...
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ژورنال
عنوان ژورنال: Physica A: Statistical Mechanics and its Applications
سال: 2008
ISSN: 0378-4371
DOI: 10.1016/j.physa.2007.09.022