Statistical Centre of Iran and the National Statistical Service of the Republic of Armenia signed a Memorandum of Understanding on Statistical Cooperation on 6 December 2013. The MoU was signed,  in the presence of  Mr. Tigran Sargsyan,  Prime Minister of Republic of Armenia, by Dr.   Adel Azar,  Head, Statistical Centre of Islamic Republic of Iran and Mr. Stepan Mnatsakanyan, President, National Statistical Service of the Republic of Armenia in Yerevan, Armenia.