Diebold, Francis X.; Yılmaz, Kamil - 2008
formulate and examine precise and separate measures of return spillovers and volatility spillovers. Our framework facilitates … study of both non-crisis and crisis episodes, including trends and bursts in spillovers, and both turn out to be empirically … evidence of divergent behavior in the dynamics of return spillovers vs. volatility spillovers: Return spillovers display a …