Evaluation on Competitive Environment of China's Construction Industry in 1997～2007

There were few quantitative analyses that took into account the related industry,and a lot of qualitative analyses about industry competition in the previous literatures.In view of the facts,the projection pursuit model was applied to study the competitive environment of(China's) construction industry based on Porter's five forces model.According to the influencing factors,the evaluation index system of the competition environment of construction industry was created.The competitive environment of China's construction industry in 1997-2007 was analyzed with the projection pursuit model based on real-coded accelerating genetic algorithm.The results showed that the supply and the requirement of the construction market were the main factors that impact on the competition environment of construction industry which was going worse.The results are in accord ance with the fact and it can provide theory and evidence for the enterprise strategy and the industry policy making.