投资是经济发展的基本推动力。人力资源、科技进步主要通过与物质资本的结合，进而产生投资活动促进经济的发展。随着西部大开发战略深入实施和我国加入世贸组织，青海企业投资活动不断增强，外省和外国资本进入省内也逐渐增多。加大启动社会投资的力度就成为当前青海急需研究 Investment is the basic driving force of economic development. Human resources, science and technology progress mainly through the combination with material capital, and then generate investment activities to promote economic development. With the deepening implementation of the strategy for the great development of the western region and the accession of China to the WTO, the investment activities of enterprises in Qinghai Province have been continuously strengthened. Foreign and foreign capital have also gradually increased in the province. Increasing the intensity of starting social investment has become an urgent need for research in Qinghai