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The main goal of this paper is to better understand the behavior of credit spreads in the past and the potential risk of unexpected future credit spread changes. One important consideration to note regarding credit spreads is the fact that bond spreads contain a liquidity premium, which...
Persistent link: https://www.econbiz.de/10013105185
-dimensional spaces of latent variables. Direct sampling from the approximate posterior is possible. The new technique is applied to …
Persistent link: https://www.econbiz.de/10014161079
A Bayesian semi-parametric estimation of the binary response model using Markov Chain Monte Carlo algorithms is proposed. The performances of the parametric and semi-parametric models are presented. The mean squared errors, receiver operating characteristic curve, and the marginal effect are...
Persistent link: https://www.econbiz.de/10012938425
used in importance sampling for model estimation, model selection and model combination. The procedure is fully automatic …
Persistent link: https://www.econbiz.de/10011380465
Two Bayesian sampling schemes are outlined to estimate a K-state Markov switching model with time-varying transition …. Identification issues are addressed with random permutation sampling. In terms of efficiency, the extension to the difference in … random utility specification in combination with random permutation sampling performs best. We apply the method to estimate a …
Persistent link: https://www.econbiz.de/10010493611
A class of adaptive sampling methods is introduced for efficient posterior and predictive simulation. The proposed … target and mixture is minimized. We label this approach Mixture of t by Importance Sampling and Expectation Maximization …, we introduce a permutation-augmented MitISEM approach, for importance sampling from posterior distributions in mixture …
Persistent link: https://www.econbiz.de/10011382695
A class of adaptive sampling methods is introduced for efficient posterior and predictive simulation. The proposed … between target and mixture is minimized. We label this approach Mixture of t by Importance Sampling and Expectation …, we introduce a permutation-augmented MitISEM approach, for importance sampling from posterior distributions in mixture …
Persistent link: https://www.econbiz.de/10013131624
In this note, we build upon the asymptotic theory for GARCH processes, considering the general class of augmented GARCH …
Persistent link: https://www.econbiz.de/10012867056