The microstructure of stock markets and futures markets has attracted considerable recent attention, but the evidence relating to options markets is sparse, especially for the U.K. This article addresses this void in the literature by presenting evidence on the intraday behavior of bid-ask...

There is much evidence in the literature that the volatilities of equity returns show evidence of asymmetric responses to good and bad news. At the same time, there is evidence that the unconditional distribution of stock returns is asymmetric as well. This paper examines the effects of...

Purpose – The purpose of this paper is to use a sample of UK entrepreneurial initial public offering (IPO) companies to investigate whether they change their compensation strategies as they undertake the crucial transformation of the business from private to public status....

The development of multivariate generalized autoregressive conditionally heteroscedastic (MGARCH) models from the original univariate specifications represented a major step forward in the modelling of time series. MGARCH models permit time-varying conditional covariances as well as variances,...