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Macroeconomic practitioners frequently work with multivariate time series models such as VARs, factor augmented VARs as well as time-varying parameter versions of these models (including variants with multivariate stochastic volatility). These models have a large number of parameters and, thus,...
Persistent link: https://www.econbiz.de/10008561154
estimation method that takes these probabilistic inferences into account when relating state variables to observed data. In an …
Persistent link: https://www.econbiz.de/10005789972
This paper presents the R package bayesGARCH which provides functions for the Bayesian estimation of the parsimonious … but effective GARCH(1,1) model with Student-t innovations. The estimation procedure is fully automatic and thus avoids the …
Persistent link: https://www.econbiz.de/10005015589
In this article, we propose the Bayesian estimation of the parsimonious but effective GARCH(1,1) model with Normal …
Persistent link: https://www.econbiz.de/10005836839
Bayesian inference requires an analyst to set priors. Setting the right prior is crucial for precise forecasts. This paper analyzes how optimal prior changes when an economy is hit by a recession. For this task, an autoregressive distributed lag (ADL) model is chosen. The results show that a...
Persistent link: https://www.econbiz.de/10005103392
. The paper deals with robust estimation of the cyclical component for the seasonally adjusted time series. This is achieved … illustrate that the Gaussian mixture model provides a satisfactory representation of the data, allowing for the robust estimation …
Persistent link: https://www.econbiz.de/10005621547
In this paper, we propose a Bayesian estimation and prediction procedure for noncausal autoregressive (AR) models …
Persistent link: https://www.econbiz.de/10008568616
This paper builds on a simple unified representation of shrinkage Bayes estimators based on hierarchical Normal-Gamma priors. Various popular penalized least squares estimators for shrinkage and selection in regression models can be recovered using this single hierarchical Bayes formulation....
Persistent link: https://www.econbiz.de/10009004835
provided between frequentist and Bayesian estimation. No significant difference is found between the qualities of the forecasts …
Persistent link: https://www.econbiz.de/10008805887
This paper proposes full-Bayes priors for time-varying parameter vector autoregressions (TVP-VARs) which are more robust and objective than existing choices proposed in the literature. We formulate the priors in a way that they allow for straightforward posterior computation, they require...
Persistent link: https://www.econbiz.de/10011109841