No one can denied without prediction risk will be more percentage in every sectors . prediction is the light lamp in the dark area even its light slightly weak but it is better than complete darkness in the future road .
My be we need movable prediction for every sectors but through short times for correcting the data according the real date comparing it with the predicting data about every sectors .
About the accuracy of predicting data in the developed countries more than in the developing countries , what about preparing accurate international system support both of developed and developing countries for more accurate predicting in every sectors . that system will be more beneficiary for the all because as it is more accuracy prediction data as it is less risking cost for every project everywhere.