MASHHAD - The visiting Speaker of the Malaysian Parliament, Tansri Mohammad Zahir Haji Ismael, said here on Thursday that the Islamic Republic of Iran as the greatest country in the region enjoys a satisfactory political and economic stability. Before his departure from Mashhad, far northeastern Iran, he said to IRNA that Malaysia tries to enhance the current level of its joint investments with the Islamic Republic of Iran. Iran and Malaysia as two brother and Muslim countries could establish a good economic cooperation, he said.