Davos: Why M&A won't go away By: CNBC.com News January 23, 2015 at 01:28 AM EST Activist shareholders in 2014 helped the mergers and acquisitions landscape return to the pre-crisis days of 2007 - and they'll continue to make news. Read More >> Related Stocks: Actavis Plc Astrazeneca Plc ADR Fti Consulting Pfizer