ISLAMABAD: Prime Minister Yousuf Raza Gillani leaving for Cairo today for the World Economic Forum to present Pakistan''s perspective on political and economic issues. He will also likely to meet President Bush and other world leaders during the Forum. The PM''s visit will build on existing bilateral economic and political ties with Middle East countries and other world leaders. Gilani has been invited by Egyptian Premier Ahmad Nazif to attend the World Economic Forum. He will also address the Arab Business Council on May 19, during his stay in Egypt. The PM is expected to meet United States President George Bush, Egyptian President Hosni Mubarak, Prime Minister Ahmad Nazif, Afghan President Hamid Karzai and Prime Minister of Palestinian Authority Salam Fayyad.