financial forecasting. This paper deals with the application of SVR in volatility forecasting. Based on a recurrent SVR, a GARCH … to forecast financial markets volatility. The real data in this study uses British Pound-US Dollar (GBP) daily exchange …

different lexica sentiment variables. These are employed for an analysis of stock reactions: volatility, volume and returns. An … increased (negative) sentiment will influence volatility as well as volume. This influence is contingent on the lexical … produce stock reaction indicators, including volatility, detrended log trading volume and return? (ii) To which degree is …

As a function of strike and time to maturity the implied volatility estimation is a challenging task in financial … volatility surface (IVS) in a dynamic context, employing semiparametric factor functions and time-varying loadings. Because … financial asset volatilities move over time, across assets and over markets, this paper analyses volatility interaction between …

As a function of strike and time to maturity the implied volatility estimation is a challenging task in financial … volatility surface (IVS) in a dynamic context, employing semiparametric factor functions and time-varying loadings. Because … financial asset volatilities move over time, across assets and over markets, this paper analyses volatility interaction between …