Sankaran, Harikumar; Nguyen, Anh; Harikumar, Jayashree - In: American Journal of Business 27 (2012) 2, pp. 154-173
The purpose of this paper is to examine the relation between extreme return correlation and return volatility, in the … context of US stock indexes, by detecting clusters of extreme returns using return and volatility thresholds based on an … volatility is then based on the extent of overlapping extreme return clusters across DJIA, S&P 500 and NASDAQ composite. It is …