The characteristic functions of many affine jump-diffusion models, such as Heston’s stochastic volatility model and all …

in the daily retail price for gasoline (taxes excluded) for the period 1996-2004 taking care of volatility clustering by … estimating an EGARCH model. It turns out the volatility process is asymmetrical: an unexpected increase in the producer price has …

Although the main interest in the modelling of electricity prices is often on volatility aspects, we argue that … towards volatility features of the time series. For the older electricity market of Nord Pool in Norway, it is found that a …

volatility of aid on economic growth, controlling for the level of aid. A four-year panel analysis is conducted encompassing 155 … countries over the period 1966-2001. We find that once the volatility of aid is controlled for, aid has a positive impact on … economic growth. Correspondingly, volatility of aid flows is found to be negatively related to growth. We found no significant …

majority teachers grade minority and majority students differently for the same work. Using an experiment, I rule out the …