Showing 1 - 10 of 32
, we estimate two long memory models, the Fractional Integrated Asymmetric Power-ARCH and the Hyperbolic-GARCH with …
Persistent link: https://www.econbiz.de/10010274140
In the context of the great turmoil in the financial markets caused by the COVID-19 pandemic, the predictability of daily infectious diseases-related uncertainty (EMVID) for international stock markets volatilities is examined using heterogeneous autoregressive realised variance (HAR-RV) models....
Persistent link: https://www.econbiz.de/10013201322
The flow of information between futures and spot prices may vary over time, in particular during periods of stress. This article analyses the information content of the Bund Future and German government bonds during 1998 and test whether it is constant over time. The use of high-frequency data...
Persistent link: https://www.econbiz.de/10010295741
We characterize the response of U.S., German and British stock, bond and foreign exchange markets to real-time U.S. macroeconomic news. Our analysis is based on a unique data set of high-frequency futures returns for each of the markets. We find that news surprises produce conditional mean...
Persistent link: https://www.econbiz.de/10010298290
in a GARCH(1,1)-model, the paper reveals that significant increases in volatility only show up in the presence of …
Persistent link: https://www.econbiz.de/10010298727
The recent introduction of the realized variance measure defined as the sum of the squared intra-daily returns stamped on some high frequency basis has spurred the research in the field of volatility modeling and forecasting into new directions. First, the realized variance is a much better...
Persistent link: https://www.econbiz.de/10010263102
Sharp changes in consumer expenditure may bias inflation during the COVID-19 pandemic. Using public data from debit card transactions, I quantify these changes in consumer spending, update CPI basket weights and construct an alternative price index to measure the effect of the COVID-induced...
Persistent link: https://www.econbiz.de/10013205797
In this paper we compare the price of an option with one year maturity of the German stock index DAX for several volatility models including long memory and leverage effects. We compute the price by applying a present value scheme as well as the Black-Scholes and Hull-White formulas which...
Persistent link: https://www.econbiz.de/10010296646
The unprecedented global pandemic of COVID-19 has greatly impacted the stock market in terms of both price reactions and the influences of volatility. Using a sample of 46 stocks listed in the Stock Exchange of Thailand, in this paper, an event study technique is developed considering...
Persistent link: https://www.econbiz.de/10013199719
generalised autoregressive conditional heteroskedasticity (GARCH) model and extend the analysis using the exponential GARCH … than the GARCH model in estimating the volatility of the Australian stock returns. However, another interesting finding is …
Persistent link: https://www.econbiz.de/10013200998