prices. We empirically assess efficiency gains in volatility estimation when using range-based estimators as opposed to … simple daily ranges and explore the use of these more efficient volatility measures as predictors of daily ranges. The array … a vector error-correction model of daily highs and lows. Contrary to intuition, models based on co-integration of daily …

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 … standard volatility models if the simple expedient of using lagged squared demeaned daily returns provides a better RV …

currencies and financial assets of the countries. These sudden movements are called volatility. Sudden price changes in financial … accurate determination of volatility. Since the changes in asset prices are not linear, volatilities in prices are determined … the validity of these models through a Turkey application on exchange rate volatility. The findings of the study have …

examines the consistency, persistency, and severity (degree) of volatility in exchange rate of Nigerian currency (naira) vis … were used to examine the degree or severity of volatility based on the first difference, standard deviation and coefficient … of deviation estimated volatility series for the nominal and real exchange rate of naira vis-a-vis the U.S dollar. The …