This paper examines the stochastic volatility model suggested by Heston (1993). We employ a time-series approach to estimate the model and we discuss the potential effects of time-varying skewness and kurtosis on the performance of the model. In particular, it is found that the model tends to...

In 1998 the Fixing trading system was implemented in the Spanish Stock Market. It is considered an alternative to the traditional system of continuous negotiation, applicable to those stocks that have a series of basic characteristics in common. It represents an important innovation, the...

The objective of this paper is to observe the reaction of the Spanish Stock Market tothe signature of a collective agreement at a company level, measuring abnormal returns,abnormal volume and the associated risk on the day the information reaches the market.Bearing in mind that this type of...