Although a good deal of research effort has been allocated to understanding the time-series volatility of stock returns – as both market (or systematic) volatility and idiosyncratic (or non-systematic) volatility – the relationship of such volatility with cross-sectional volatility or...

The shares of BP plc and its subcontractors were rocked when the financial markets discovered the true impact of the Deepwater Horizon explosion as reported in the Wall Street Journal on 22 April 2010. While we track the impact of the disaster on share prices of the key participants, perhaps the...