He, Yijin; Hamori, Shigeyuki - In: Journal of risk and financial management : JRFM 12 (2019) 2/99, pp. 1-25
countries, using copula models. We used the Normal, Plackett, rotated-Gumbel, and Student's t copulas to measure the constant … dependence, and we captured the dynamic dependence using the Generalized Autoregressive Score with the Student's t copula. We … at Risk and Expected Shortfall from the time-varying copula models. We found that both reach low values when the oil …