搜索结果: 1-2 共查到“知识库 财政学 Stock”相关记录2条 . 查询时间(0.131 秒)
Nonuniversal distributions of stock returns in an emerging market
stock returns emerging market
2010/4/27
There is convincing evidence showing that the probability distributions of stock returns in mature markets exhibit power-law tails and both the positive and negative tails conform to the inverse cubic...
Cross-correlations in Warsaw Stock Exchange
Statistical Finance Data Analysis Statistics Probability Physics Society
2010/12/16
We study the inter-stock correlations for the largest companies listed on Warsaw Stock Exchange and included in the WIG20 index. Our results from the correlation matrix analysis indicate that the Poli...