A number of studies have provided evidence of increased correlation in global financial market returns during bear … implied correlation based on portfolio downside risk measures that does not suffer from this bias. These unbiased quantile … correlation estimates are directly applicable to portfolio optimization and to risk management techniques in general. This simple …

Testing the hypothesis that international equity market correlation increases in volatile times is a difficult exercise … and misleading results have often been reported in the past because of a spurious relationship between correlation and … volatility. This paper focuses on extreme correlation, that is to say the correlation between returns in either the negative or …

derive empirical predictions for the direction of correlation and for whether governance is stronger or weaker with multiple …

-correction, cointegration and dynamic factor models, and has several conceptual advantages over standard ECM and FAVAR models. In particular, it …

This paper brings together several important strands of the econometrics literature: error-correction, cointegration … the standard ECM, the FECM protects, at least in part, from omitted variable bias and the dependence of cointegration … cointegration prevent the errors from being non-invertible moving average processes. In addition, the FECM is a natural …

This paper applies recent cointegration techniques to analyse whether the forward market for the peseta/US dollar is …