Caporin, Massimiliano; Kolokolov, Aleksey; Renò, Roberto - Volkswirtschaftliche Fakultät, … - 2014
We provide clear-cut evidence for economically and statistically significant multivariate jumps (multi-jumps) occurring simultaneously in stock prices by using a novel nonparametric test based on smoothed estimators of integrated variances. Detecting multi-jumps in a panel of liquid stocks is...