Australian incumbent Telstra has launched a $A1.5bn (US$1.2bn) share buyback as it prepares to invest an extra A$3bn (US$2.3bn) on improving its networks in the face of stiff competition from SingTel’s Optus and Vodafone. Australian incumbent Telstra (ASX:TLS) has launched a $A1.5bn (US$1.2bn) share buyback as it prepares to invest an extra A$3bn (US$2.3bn) on improving its […]