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Forecasting volatility models typically rely on either daily or high frequency (HF) data and the choice between these two categories is not obvious. In particular, the latter allows to treat volatility as observable but they suffer from many limitations. HF data feature microstructure problem,...
Persistent link: https://www.econbiz.de/10011674479
Forecasting-volatility models typically rely on either daily or high frequency (HF) data and the choice between these two categories is not obvious. In particular, the latter allows to treat volatility as observable but they suffer of many limitations. HF data feature microstructure problem,...
Persistent link: https://www.econbiz.de/10011730304
Persistent link: https://www.econbiz.de/10010231601
We propose a new nonlinear classification method based on a Bayesian "sum-of-trees" model, the Bayesian Additive Classification Tree (BACT), which extends the Bayesian Additive Regression Tree (BART) method into the classification context. Like BART, the BACT is a Bayesian nonparametric additive...
Persistent link: https://www.econbiz.de/10003635971
One of the most significant factors which influences the level of banking sector liquidity is Currency in Circulation. Although the central bank is in charge of distribution of the currency it can't assess the demand for the currency, as that demand is generated by the customers of commercial...
Persistent link: https://www.econbiz.de/10011393282
We propose autocorrelation-robust asymptotic variances of the Brier score and Brier skill score, which are generally applicable in circumstances with weak serial correlation. An empirical application in macroeconomics underscores the importance of taking care of serial correlation. We find that...
Persistent link: https://www.econbiz.de/10010503468
accuracy of both univariate and multivariate GARCH models in out-of-sample VaR prediction. The set of analyzed distributions …
Persistent link: https://www.econbiz.de/10011411216
This paper studies the existence of risk premia in crude oil futures prices with simple regression and Bayesian VAR models. It also studies the importance of three main risk premia models in explaining and forecasting the risk premia in practice. Whilst the existence of the premia and the...
Persistent link: https://www.econbiz.de/10013130045
estimated by a GARCH model. The new measure gives an ex ante estimate of uncertainty arising from both analysts' common and …
Persistent link: https://www.econbiz.de/10013138826
contrast them with the popular Gaussian GARCH estimator in an extensive Monte Carlo simulation. The method we propose generally … outperforms the Gaussian GARCH estimator, particularly in samples greater than 1,000. Our results provide evidence of the e ffect …
Persistent link: https://www.econbiz.de/10013100621