We use a copula approach to investigate the effect of uncertainty on crude- oil returns. Using copulas to construct multivariate distributions of time- series data permit the calculation of the dependence structure between the series independently of the marginal distributions. Further, we...

We use a copula approach to investigate the effect of uncertainty on crude-oil returns. Using copulas to construct multivariate distributions of time-series data permit the calculation of the dependence structure between the series independently of the marginal distributions. Further, we...