BRIEF-Aetna CEO Bertolini says 2014 revenue outlook represents "bottom of the range"

Thu Dec 12, 2013 9:30am EST

Dec 12 (Reuters) - Aetna Inc : * CEO Bertolini says 2014 revenue outlook represents "bottom of the range" * Outlook for 2014 operating revenue is $53 billion * CEO sees shift in health insurance market as it becomes more retail focused * CEO expects 75 million people will buy retail insurance by 2020 as employers

shift to private exchanges