** Consultancy firm RPS down c.9 pct, on course forbiggest one-day drop in 2 yrs & at its lowest levels since earlyFeb
** "Slower than expected" start to yr at energy unit, itslargest division
** Says volatility in oil & gas sector has been a "majorissue" due to impact on clients' projects, addsnear-stabilisation in February was fragile
** Liberum cuts EPS by 7 pct & 4 pct respectively for 2015,2016 & TP to 300p vs 350p, but keeps 'buy' rating
** Panmure Gordon says risks to energy earnings not fullyreflected in consensus expectations, keeps 'sell' rating & 200pTP (rm://richa.naidu.thomsonreuters.com@reuters.net)