Showing 1 - 10 of 1,091
Many observers have forecast large partisan shifts in the US electorate based on demographic trends. Such forecasts are …
Persistent link: https://www.econbiz.de/10015094858
shocks are driven by a stochastic volatility model. We show that our nonparametric approach improves in terms of tail … stochastic volatility, and the simple random walk. We illustrate the practical relevance of our new approach by tracking the …
Persistent link: https://www.econbiz.de/10014544801
inflation process is well described by an unobserved component trend-cycle model with stochastic volatility or, equivalently, an …
Persistent link: https://www.econbiz.de/10012466341
volatility forecast, coupled with a parametric lognormal-normal mixture distribution implied by the theoretically and empirically … forecasting of daily and lower frequency volatility and return distributions. Most procedures for modeling and forecasting … ARCH or stochastic volatility models, which often perform poorly at intraday frequencies. Use of realized volatility …
Persistent link: https://www.econbiz.de/10012470566
While international election interference is not new, Russia is credited with "industrializing" trolling on English … written by trolls from Russia's Internet Research Agency. Most active 2015-2017, these Russian trolls generally supported the …
Persistent link: https://www.econbiz.de/10012482254
This paper studies the predictability of ultra high-frequency stock returns and durations to relevant price, volume and transactions events, using machine learning methods. We find that, contrary to low frequency and long horizon returns, where predictability is rare and inconsistent,...
Persistent link: https://www.econbiz.de/10013362020
Portfolio optimization focuses on risk and return prediction, yet implementation costs critically matter. Predicting trading costs is challenging because costs depend on trade size and trader identity, thus impeding a generic solution. We focus on a component of trading costs that applies...
Persistent link: https://www.econbiz.de/10015094879
achieved in real time for forecast horizons of up to two years. A particularly promising model is a six-variable Bayesian …
Persistent link: https://www.econbiz.de/10015145107
common factors estimated from a large panel of data to help forecast the series of interest. This paper assesses the extent … method stands out to have smaller forecast errors. This method forecasts the series of interest directly, rather than the …
Persistent link: https://www.econbiz.de/10012467399
premium. We use this simple observation to forecast the equity-premium time series with the cross-sectional price of risk. We …
Persistent link: https://www.econbiz.de/10012468287