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 estimate of the latent volatility than the sum of the weighted daily … squared returns. As such it is better suited for comparing the out-of-sample performances of competing volatility models …

Bayesian forecasting of volatility. However, applicability of MLE is restricted to cases with a discrete distribution of … volatility components. From a practical point of view, ML also becomes computationally unfeasible for large numbers of components … forecasts which in principle is applicable for any continuous distribution with any number of volatility components. Monte Carlo …

forecasting of volatility. However, applicability of MLE is restricted to cases with a discrete distribution of volatility … which in principle is applicable for any continuous distribution with any number of volatility components. Monte Carlo … linear compared to optimal forecasts is small. Extending the number of volatility components beyond what is feasible with MLE …

This paper analyzes the impacts of news shocks on macroeconomic volatility. Whereas in any purely forward-looking model …, such as the baseline New Keynesian model, anticipation amplifies volatility, we obtain ambiguous results when including a …) to provide numerical evidence that news shocks increase the volatility of key macroeconomic variables in the euro area …

may be generalized, if we use alternative measures of volatility. We choose one feasible alternative and derive a … generalized volatility model. Applying this model to some exemplary market indices, we are able to give some empirical evidence …

achieve similar volatility than fully deregulated labor markets. Flexibility at the margin produces a gap in separation costs … de labor market volatility. This increased volatility is partially reverted when limitations in the duration and number … explain the similar volatility observed in many regulated OECD labor markets with flexibility at the margin vis-à-vis the …

This paper analyzes the impacts of news shocks on macroeconomic volatility. Whereas anticipation amplifies volatility …) to provide numerical evidence that news shocks increase the volatility of key macroeconomic variables in the euro area …

-variance analysis of alternative investments has been hampered by the lack of a systematic treatment of volatility in these markets … underlying volatility. For example, in art markets, auction houses often give price guarantees to the seller that resemble put … the price index, allowing to treat the volatility parameter as the object of interest. The model can be estimated using …

dealers. Concerns that soaring options trading could spark incremental volatility of international agricultural commodity … options trading does not have a volatility increasing effect. …