The overarching aim of the present paper is to investigate the pattern of returns and volatility in the US and the UK stock markets prior and subsequent to the current financial crisis. For that reason, the family of GARCH models is utilised; specifically, GARCH, GARCH in Mean, threshold GARCH and...

The economic consequences deriving from the activity of mergers and acquisitions to US bidders are not supportive of its increasing tendency diachronically. Clearly, positive returns are recorded before and during the third merger wave, while in the fourth quarter of the last century the...