(Telecompaper) Telecom Italia reported full-year revenues down 7.8 percent to EUR 21.57 billion, a slight improvement on the previous year's fall of 9.1 percent. In a statement setting out its preliminary results, the company said its EBITDA for the year fell 7.9 percent to EUR 8.79 billion, while the EBITDA margin remained stable at 40.7 percent (40.8 percent in 2013). Net debt was reduced by EUR 156 million to EUR 26.65 billion, including the impact of EUR 0.9 billion for spectrum acquisition in Brazil and Argentina. Capex increased by EUR 584 million to EUR 4.98 billion, including the purchase of frequencies in the 700 MHz band in Brazil. Telecom Italia said the recovery of revenue performance in Italy continued thanks to improvements in its fixed and mobile businesses. Full-year sales fell 6.6 percent to EUR 15.30 billion, compared to a 9.6 percent decline the previous year. EBITDA dropped to EUR 6.99 billion compared to the previous year's EUR 7.74 billion, while capex came in at EUR 2.78 billion compared to EUR 3.03 billion in 2013. Telecom Italia's mobile unit TIM reported service revenues of EUR 5.09 billion for the year, down 8.7 percent from the previous year's result of EUR 5.58 billion. Wireline revenues dropped 6.7 percent to EUR 10.99 billion compared to EUR 11.79 billion in 2013.