Showing 1 - 10 of 6,734
This paper documents law of one price violations in equity volatility markets. While tightly linked by no-arbitrage restrictions, the prices of VIX futures exhibit significant deviations relative to their option-implied upper bounds. Static arbitrage opportunities occur when the prices of VIX...
Persistent link: https://www.econbiz.de/10012391498
We use weekly survey data on short-term and medium-term sentiment of German investors in order to study the causal relationship between investors' mood and subsequent stock price changes. In contrast to extant literature for other countries, a tri-variate vector autoregression for short-run...
Persistent link: https://www.econbiz.de/10010263537
The study adds an empirical outlook on the predicting power of using data from the future to predict future returns. The crux of the traditional Capital Asset Pricing Model (CAPM) methodology is using historical data in the calculation of the beta coefficient. This study instead uses a battery...
Persistent link: https://www.econbiz.de/10011526799
This study assesses the influence of error distributional assumption on appearance or disappearance of day-of-the-week effects in returns and volatility using the Nigerian stock exchange (NSE-30). The Gaussian, Student-t, and the Generalized error distribution were incorporated in the GARCH...
Persistent link: https://www.econbiz.de/10011471089
The primary objective of the study is to examine the impact of political news (good and bad news) on the returns and volatility of Borsa Istanbul 100 Index (BIST-100). Sample data cover the period from January 2008 to December 2017. The main sample was divided into two subperiods to insulate the...
Persistent link: https://www.econbiz.de/10012131511
alternative models, specifically option-implied volatility forecasts based on the Black-Scholes model, ARCH/GARCH-type model … combination methods using a simple average outperform ARCH/GARCH-type models in terms of forecasting accuracy. …
Persistent link: https://www.econbiz.de/10011997328
We explore the issue of estimating a simple agent-based model of price formation in an asset market using the approach of Alfarano et al. (2008) as an example. Since we are able to derive various moment conditions for this model, we can apply generalized method of moments (GMM) estimation. We...
Persistent link: https://www.econbiz.de/10010501932
We study the impact of news embedded in scheduled macroeconomic announcements on the government bond market in Poland and the Czech Republic. We conduct an event study on intraday data and time-series regressions using daily data over an eight-year period, distinguishing between effects under...
Persistent link: https://www.econbiz.de/10010529892
The paper examines the relative performance of Stochastic Volatility (SV) and Generalised Autoregressive Conditional Heteroscedasticity (GARCH) (1,1) models fitted to ten years of daily data for FTSE. As a benchmark, we used the realized volatility (RV) of FTSE sampled at 5 min intervals taken...
Persistent link: https://www.econbiz.de/10012203997
. Results reveal the presence of ARCH effect in B2 and B3 equity returns. In addition, the estimated models could not find …
Persistent link: https://www.econbiz.de/10011843494