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We propose a dynamic semi-parametric framework to study time variation in tail parameters. The framework builds on the Generalized Pareto Distribution (GPD) for modeling peaks over thresholds as in Extreme Value Theory, but casts the model in a conditional framework to allow for time-variation...
Persistent link: https://www.econbiz.de/10012385032
A dynamic semi-parametric framework is proposed to study time variation in tail fatness of sovereign bond yield changes during the 2010-2012 euro area sovereign debt crisis measured at a high (15-minute) frequency. The framework builds on the Generalized Pareto Distribution (GPD) for modeling...
Persistent link: https://www.econbiz.de/10012315434
We present a new procedure for detecting multiple additive outliers in GARCH(1,1) models at unknown dates. The outlier …
Persistent link: https://www.econbiz.de/10011346470
-Wouters model and its forecasts of real GDP growth and inflation are compared with those from two extensions. The first adds … extensions improve the density forecasts of real GDP and inflation and their joint forecasts up to an eight-quarter horizon. We … find that adding financial frictions leads to a deterioration in the forecasts, with the exception of longer-term inflation …
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Recent research has found that macroeconomic survey forecasts of uncertainty exhibit several deficiencies, such as … horizon-dependent biases and lower accuracy than simple unconditional uncertainty forecasts. We examine the inflation …
Persistent link: https://www.econbiz.de/10011962843
financial data has become more desirable, especially in cases of Value at Risk (VaR) and Expected Shortfall (ES) predictions … (STI), Malaysia (FTSE), Philippines (PSEI), and Indonesia (PCI). Data samples were observed as quarterly trends between … 1994 and 2019. Bayesian statistics and simulations were applied to present estimations' outputs. Empirically, quantum …
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