This is one of the factors preventing development of Armenian-Ukrainian relations, Andrey Areshev said.Official Kyiv's stand on Karabakh issue has never been impartial and balanced, Russian expert Andrey Areshev said when commenting on factors preventing development of Armenian-Ukrainian relations. "As to GUAM, this organization generates no profit. However, there are a number of more serious problems," Areshev said, Analitika.at.ua reports.