** Publicis falls 1.8 pct after Credit Suisse cutsto "neutral" from "outperform"
** Broker concerned about number of account reviews (i.e.clients looking to move advertising accounts away) underway inthe sector, with Publicis more exposed than peer WPP
** Prefers WPP for number of additional reasons: lingeringconcerns over staff and client risk from failed Publicis/Omnicommerger; Publicis trades at a small premium to WPP (16x fwd P/E v15.7x); better upside in WPP's margin targets
** Publicis among top ten most traded on Stoxx 600 by average 30-day volumes
(RM: alasdair.pal.thomsonreuters.com@reuters.net)