Jet engine maker Rolls-Royce took off after pledging to buy back £1bn of shares if it succeeds in selling its energy gas turbine and compressor business to Germany's Siemens. The company also outlined plans to reduce capital spending in the next five years.Housing stocks were also rebounding after share prices sank last week on concerns about a sooner-than-expected rise in interest rates in the UK. Barratt Developments, CRH and Travis Perkins were all very much in positive territory after Bank of England policymaker Martin Weale said he didn't see the need for an immediate rate hike.Construction equipment rental group Ashtead was once again on the up; earlier in the week its results failed to inspire the market, although yesterday saw several brokers, including Oriel and JPMorgan Cazenove issue bullish notes foretelling of long-term growth.On the downside, Shire fell after making strong gains in the past few sessions, buoyed by widespread speculation that it will soon be the target of a takeover bid. Vodafone shares were hit by reports its entire Australian network went down for several hours. Calls, SMS and data services were all affected, according to ITN. Standard Chartered was knocked lower by Nomura, which cut its target price from 1,610p to 1,580p. FTSE 100 - RisersRolls-Royce Holdings (RR.) 1,081.00p +7.03%Barratt Developments (BDEV) 358.40p +3.76%CRH (CRH) 1,667.00p +3.48%Ashtead Group (AHT) 856.00p +3.13%Mondi (MNDI) 1,095.00p +2.34%Weir Group (WEIR) 2,686.00p +2.25%Travis Perkins (TPK) 1,615.00p +2.15%Anglo American (AAL) 1,468.00p +2.12%Randgold Resources Ltd. (RRS) 4,718.00p +2.12%Antofagasta (ANTO) 772.00p +1.91%FTSE 100 - FallersShire Plc (SHP) 3,735.00p -1.32%Vodafone Group (VOD) 196.40p -0.86%ITV (ITV) 172.70p -0.46%Prudential (PRU) 1,350.50p -0.37%Standard Chartered (STAN) 1,279.00p -0.31%Tullow Oil (TLW) 865.00p -0.29%GKN (GKN) 368.70p -0.22%International Consolidated Airlines Group SA (CDI) (IAG) 376.10p -0.21%easyJet (EZJ) 1,429.00p -0.14%Lloyds Banking Group (LLOY) 77.64p -0.03%NR