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A stochastic volatility model where volatility was driven solely by a latent variable called news was estimated for three stock indices. A Markov chain Monte Carlo algorithm was used for estimating Bayesian parameters and filtering volatilities. Volatility persistence being close to one was...
Persistent link: https://www.econbiz.de/10005826355
We present a novel methodology to determine the fundamental value of firms in the social-networking sector, motivated by recent realized IPOs and by reports that suggest sky-high valuations of firms such as Facebook, Groupon, LinkedIn Corp., Pandora Media Inc, Twitter, Zynga. Our valuation of...
Persistent link: https://www.econbiz.de/10010551387
Die Prognose von makroökonomischen Zeitreihen steht häufig vor dem Problem, dass die verwendeten Indikatoren und die … Informationen, die innerhalb einer Periode hinzukommen, in die Prognose einbezogen werden können. Anhand einer Fallstudie für das …
Persistent link: https://www.econbiz.de/10008594348
Modelling and forecasting the volatile spot pricing process for electricity presents a number of challenges. For … as possible candidates for explaining the pricing process and evaluate their forecasting ability. These models include …
Persistent link: https://www.econbiz.de/10005112872
series models, both linear and non-linear, have smaller out-of-sample forecast errors than the random walk model. These two …
Persistent link: https://www.econbiz.de/10005076958
judgmental adjustment of model-based forecasts, whether forecast updates are progressive, on a constrained mixture vector … underwriters and issuing firms in the Japanese corporate bond market, stochastic life table forecasting: a time-simultaneous fan …
Persistent link: https://www.econbiz.de/10010732602
The objective of this paper is to compare different forecasting methods for the short run forecasting of Business … Survey Indicators. We compare the forecasting accuracy of Artificial Neural Networks (ANN) vs. three different time series … co-operation with the International Chamber of Commerce. The forecast competition is undertaken for fourteen countries of …
Persistent link: https://www.econbiz.de/10010710596
The objective of this paper is to compare different forecasting methods for the short run forecasting of Business … Survey Indicators. We compare the forecasting accuracy of Artificial Neural Networks (ANN) vs. three different time series … co-operation with the International Chamber of Commerce. The forecast competition is undertaken for fourteen countries of …
Persistent link: https://www.econbiz.de/10010710607
The increasing interest aroused by more advanced forecasting techniques, together with the requirement for more … evaluate the forecasting performance of neural modelling relative to that of time series methods at a regional level … compare the forecasting performance of linear models to that of nonlinear alternative approaches. Pre-processed official …
Persistent link: https://www.econbiz.de/10010729816
judgmental adjustment of model-based forecasts, whether forecast updates are progressive, on a constrained mixture vector … underwriters and issuing firms in the Japanese corporate bond market, stochastic life table forecasting: a time-simultaneous fan …
Persistent link: https://www.econbiz.de/10010860080