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VARs. To address these issues, we propose VAR models with outlier-augmented stochastic volatility (SV) that combine … transitory and persistent changes in volatility. The resulting density forecasts are much less sensitive to outliers in the data … the pandemic period, as well as for earlier subsamples of relatively high volatility. In historical forecasting, outlier …
Persistent link: https://www.econbiz.de/10013184356
To simultaneously consider mixed-frequency time series, their joint dynamics, and possible structural changes, we introduce a time-varying parameter mixed-frequency VAR. To keep our approach from becoming too complex, we implement time variation parsimoniously: only the intercepts and a common...
Persistent link: https://www.econbiz.de/10011903709
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that a rise in conditional consumption growth volatility relative to the rest of the world reduces the foreign exchange … relation between the volatility in consumption growth and the level of real interest rates relative to the world interest rate … rates and macroeconomic volatility, on the one hand, and macroeconomic volatility and the net foreign asset position, on the …
Persistent link: https://www.econbiz.de/10008695840
rank estimation method via sequential testing. For a class of stochastic volatility models, we determine data …
Persistent link: https://www.econbiz.de/10012655380
Cholesky multivariate stochastic volatility model.It establishes that systematically different dynamic restrictions are imposed … divergent when volatility clusters idiosyncratically.It is illustrated that this property is important for empirical …
Persistent link: https://www.econbiz.de/10012250452
We use volatility impulse response analysis estimated from the bivariate GARCH-BEKK model to quantify the size and the … persistence of different types of oil price shocks on stock return volatility and the covariance between oil price changes and …
Persistent link: https://www.econbiz.de/10011903691
volatility. For forecasting, the choice among outlier-robust error structures is less important, however, when a large cross …
Persistent link: https://www.econbiz.de/10013472790
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