Cross-correlation matrix analysis of Chinese and American bank stocks in subprime crisis<xref ref-type="fn" rid="cpb141155fn1">*</xref>

Cross-correlation matrix analysis of Chinese and American bank stocks in subprime crisis*

Zhu Shi-Zhao^a), Li Xin-Li^a), Nie Sen^b)†, Zhang Wen-Qing^a), Yu Gao-Feng^c), Han Xiao-Pu^d), Wang Bing-Hong^a),^b)‡

The positive and negative components u _i( λ ) matrix C _31×31 for the eigenvectors out of threshold ∣ u _i∣≥ 0.08 corresponding to the eight largest eigenvalues of the cross-correlation matrix, where i is the stock number. Stocks have been used in accordance with their respective countries to re-sort and divide by dotted lines. (a) 2008–2010 American and Chinese bank stocks before the subprime crisis, (b) 2011–2013 American and Chinese bank stocks after the subprime crisis: number 1 means American bank stocks, and number 2 means Chinese bank stocks.