REYL & Cie SA Chief Executive Officer Franois Reyl gestures during the Reuters Global Wealth Management Summit in Geneva October 7, 2009.  REUTERS/Denis Balibouse (SWITZERLAND BUSINESS HEADSHOT) By Ian Simpson
GENEVA, Oct 7 (Reuters) – Private bankers face higher costs as a wave of regulation forces them to spend on infrastructure and more staff, executives told the Reuters Wealth Management Summit.