In order to allocate a good share in the process of globalization of economy to our country, and promote it, we have to identify our potential advantages to gain better advantages in the stage of world trade. This survey studied the existence or non-existence of the Comparative Advantage of Iran and fourteen date exporting countries such as Tunisia, United Arab Emirates, Saudi Arabia, Pakistan, Palestine, Algeria, Iraq, Oman, Egypt, France, Mexico, United States of America, Netherlands and Germany which were the supreme date exporting countries of the world respectively from 1995 (coincident with the beginning of WTO's activities) to 2007.Additionally, the trend of variations of date exporting comparative advantage, the place and competitive grade (comparative advantage) of these fifteen countries in1995–2007 are studied.Thus, by using F.A.O. data, in this survey RSCA, c2 indexes have been estimated. The results showed that inspite of the favorable situation of Iran in world palm production, a fluctuation has been observed in RSCA during the period of the present study, and it was stabled only in the last few years of this period. Attention should be paid to this issue and fundamental actions should be undertaken.