Tags Vu Thi Thu Thuy CPI surged 0.57% in March Thursday, Mar 24, 2016 The March consumer price index (CPI) increased by 0.57 per cent, compared to February, the General Statistics Office (GSO) reported on March 24. Queueing theory and network applications discussed Thursday, Aug 20, 2015 Queuing theory plays an important role in the development of telephone system, Internet, mobile phone network and information and technology (IT).