Riyadh Economic Forum will hold its 5th session here on December 17-19. The Chairman of the Forum's Board of Trustees Eng. Saad Al-Mua'jel pointed out in a statement today that the session will discuss recommendations on transport within cities; technical education and vocational training and their appropriateness for the developmental needs of manpower; food security between local agriculture and import and foreign agricultural investment; the assessment of investment in the Kingdom of Saudi Arabia; and balanced development of the Kingdom's provinces.