direction of company-specific news. Information-implied reactions in returns, volatility as well as liquidity demand and supply … London Stock Exchange (LSE), we find market-wide robust news-dependent responses in volatility and trading volume. However … shown. -- firm-specific news ; news sentiment ; high-frequency data ; volatility ; liquidity ; abnormal returns …

direction of company-specific news. Information-implied reactions in returns, volatility as well as liquidity demand and supply … London Stock Exchange (LSE), we find market-wide robust news-dependent responses in volatility and trading volume. However … shown. -- Firm-specific News ; News Sentiment ; High-frequency Data ; Volatility ; Liquidity ; Abnormal Returns …

concentrate on modeling the conditional mean. However, financial time series exhibit certain stylized features such as volatility … to address this issue and to gain insights on the volatility patterns of CDS spreads, bond yield spreads and stock prices … creditworthiness of debtors more reliably. The obtained findings suggest that volatility takes a significant higher level in times of …

use a novel measure of contagion that examines whether volatility shocks in the U.S. stock market coupled with negative …

Predicting volatility is a must in the finance domain. Estimations of volatility, along with the central tendency … research is to analyze the influence of COVID-19 on the return and volatility of the stock market indices of the top 10 … volatility remains higher than in normal periods, signaling a bearish tendency in the market. The COVID variable, as an exogenous …