There is existing evidence of equity returns having a mixture distribution with multiple component structures. Following the increasing interest in intraday trading, this article examines determinants of intraday equity return distributions and finds that greater information flow and stock...

Using a sample of 186 referrals between 1965 and 2006, we analyse the abnormal returns experienced by UK bidding companies when a decision is made by UK regulators to refer a merger or acquisition for inquiry and when the decision is published by the regulator. We find evidence of disagreement...