BUZZ-European construction: Goldman shakes up sector recommendations
** European construction shares among some of the most traded stocks in Europe as Goldman Sachs (NYSE: GS-PB - news) makes seven ratings changes in the sector
** Says its three key themes for top picks in the sector (developed market exposure, residential construction and operational leverage) still intact
** Upgrades Eiffage (deleveraging, French recovery) and Redrow (valuations) to "buy" from "hold"
** Downgrades Howden Joinery (valuations) and Skanska (US market issues) to "sell" from "hold"
** Cuts Hochtief (recent outperformance), Travis Perkins (lower growth expectations) and Wolseley (EUREX: WLYH.EX - news) (valuations) to "neutral" from "buy"
** Top picks remain HeidelbergCement (Amsterdam: HC6.AS - news) (developed market recovery) and Wienerberger (most geared to European recovery), both conviction list "buy"
** Howden and Skanska (Stockholm: SKA-B.ST - news) second and third top fallers on Stoxx 600, Eiffage (Other OTC: EFGSY - news) among top risers (RM (LSE: RM.L - news) : alasdair.pal.thomsonreuters.com@reuters.net)