The 79th session of Arab Economic and Social Council started its deliberations here today at the Arab League headquarters. The ministerial meeting was held in the presence of the Arab League Secretary General Amr Moussa. The Saudi delegation was led by Minister of Finance Dr. Ibrahim bin Abdulaziz Al-Assaf. Obstacles to Arab duty-fee zone were discussed during the meeting. The Arab Ministers also discussed a number of topics pertaining to economic and social issues notably those to be handled in the next Arab Summit scheduled to be held on March 28 in Riyadh.