** UK housebuilders fall after data from the RoyalInstitution of Chartered Surveyors paints a bearish picture ofthe UK housing market
** Percentage of respondents expecting a fall in prices vthose expecting a rise turns negative for the first time sinceNovember 2012, with sentiment on London worst since February2009. Chart: http://reut.rs/1TX8z8n
** New buyer enquires sentiment lowest since June 2008(though showing some improvement in London), with newinstructions also sharply lower
** Taylor Wimpey, Berkeley, Bellway,Persimmon, Zoopla and Barratt alldown 2-3.8 pct and among top fallers on FTSE 100 andFTSE 250 indices
** Short interest elevated in housebuilders on fears of aslowdown, most notably in stocks exposed to London property