PM meets DCO Secretary-General Dima Al-Yahya in Islamabad / PM orders transparency in PIA's privatisation / PM orders polio data digitization, strict monitoring / PM lauds IFC role in fostering investment / PM stresses media's role in governance and development / PM orders strict action against tax defaulters / PM highlights Youth and SME investment at 11th D-8 Summit in Cairo / PM sets $25 billion IT export target, launches Google Chromebook initiative / PM links economic reforms to FBR digitisation, improved enforcement