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Most papers in the portfolio choice literature have examined linear predictability frameworks based on the idea that simple but flexible Vector Autoregressive (VAR) models can be expanded to produce portfolio allocations that hedge against the bull and bear dynamics typical of financial markets...
Persistent link: https://www.econbiz.de/10009658243
An immediate consequence of the Efficient Market Hypothesis (EMH) is the absence of auto-correlation of the return series of the financial prices and the exclusion of excess profitability made by any (active) trading strategy. However, the precondition for the validity of EMH, which assumes that...
Persistent link: https://www.econbiz.de/10012956295
paper we propose a method to forecast the stock market's equity premium which exploits the frequency relationship between …
Persistent link: https://www.econbiz.de/10012835434
Two volatility forecasting evaluation measures are considered; the squared one-day ahead forecast error and its … standardized version. The mean squared forecast error is the widely accepted evaluation function for the realized volatility … forecasting accuracy. Additionally, we explore the forecasting accuracy based on the squared distance of the forecast error …
Persistent link: https://www.econbiz.de/10012910114
-switching models, and forecast combination to predict the dynamics in the S&P 500. First, we aggregate the weekly information of 115 …
Persistent link: https://www.econbiz.de/10012416151
paper we propose a method to forecast the stock market's equity premium which exploits the frequency relationship between …
Persistent link: https://www.econbiz.de/10012208225
It is assumed in the news-based model (NBM) that stock prices are determined with macroeconomic news (modeled with the total market return in the spirit of CAPM), industry news (modeled with the relevant industry ETF returns), and the company-specific news and momentum that are described using...
Persistent link: https://www.econbiz.de/10014239426
Persistent link: https://www.econbiz.de/10001461424
We build an equilibrium model to explain why stock return predictability concentrates in bad times. The key feature is that investors use different forecasting models, and hence assess uncertainty differently. As economic conditions deteriorate, uncertainty rises and investors' opinions...
Persistent link: https://www.econbiz.de/10011721618
This paper addresses the open debate about the effectiveness and practical relevance of highfrequency (HF) data in portfolio allocation. Our results demonstrate that when used with proper econometric models, HF data offers gains over daily data and more importantly these gains are maintained...
Persistent link: https://www.econbiz.de/10009306337