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conditional volatility models, specifically the BEKK and DCC models. A serious technical deficiency is that the Quasi …-Maximum Likelihood Estimates (QMLE) of a full BEKK matrix, which is typically estimated in examining volatility spillover effects, has no … literature have used the DCC model to test for volatility spillovers. However, it is well known in the financial econometrics …
Persistent link: https://www.econbiz.de/10011295732
multivariate GARCH model, which are then analysed using both BEKK and diagonal BEKK (DBEKK) models. A key result is that the impact …
Persistent link: https://www.econbiz.de/10011586699
GARCH model featuring pre-whitened return series, which are then analysed using both BEKK and diagonal BEKK models with the …
Persistent link: https://www.econbiz.de/10011403543
multivariate GARCH model, which are then analysed using both BEKK and diagonal BEKK (DBEKK) models. A key result is that the impact …
Persistent link: https://www.econbiz.de/10011556166
GARCH model featuring pre-whitened return series, which are then analysed using both BEKK and diagonal BEKK models with the …
Persistent link: https://www.econbiz.de/10011301206
from diagonal BEKK in small systems; and DCC may be a useful filter or a diagnostic check, but it is not a model. … Conditional Correlation (DCC) representation for estimating and forecasting time-varying conditional correlations. The reasons … given for caution about the use of DCC include the following: DCC represents the dynamic conditional covariances of the …
Persistent link: https://www.econbiz.de/10011256093
This note discusses some aspects of the paper by Hu and Tsay (2014), “Principal Volatility Component Analysis”. The key issues are considered, and are also related to existing conditional covariance and correlation models. Some caveats are given about multivariate models of time-varying...
Persistent link: https://www.econbiz.de/10011257320
This note discusses some aspects of the paper by Hu and Tsay (2014), “Principal Volatility Component Analysis”. The key issues are considered, and are also related to existing conditional covariance and correlation models. Some caveats are given about multivariate models of time-varying...
Persistent link: https://www.econbiz.de/10010795051
from diagonal BEKK in small systems; and DCC may be a useful filter or a diagnostic check, but it is not a model. … Conditional Correlation (DCC) representation for estimating and forecasting time-varying conditional correlations. The reasons … given for caution about the use of DCC include the following: DCC represents the dynamic conditional covariances of the …
Persistent link: https://www.econbiz.de/10010862577
from diagonal BEKK in small systems; and DCC may be a useful filter or a diagnostic check, but it is not a model. … Conditional Correlation (DCC) representation for estimating and forecasting time-varying conditional correlations. The reasons … given for caution about the use of DCC include the following: DCC represents the dynamic conditional covariances of the …
Persistent link: https://www.econbiz.de/10010631766