针对当前有的企业领导对安全生产意义认识不够，重产出轻投入的表现，提出在当前必须使人们特别是各级领导干部充分认识安全投入与产出的关系。本文以安全经济学的观点，从投入必要性，产出必然性．投入与产出的关系及如何提高投入产出比四个方面论述了只有舍得“投入”才有“产出”的观点。 At present, some leaders of enterprises have not fully understood the significance of safe production and the performance of light output, put forward the view that at present, people, especially leading cadres at all levels, must fully understand the relationship between safety input and output. In this paper, from the perspective of safety economics, from the necessity of investment, output inevitability. Investment and output and how to improve the input-output ratio discussed in four aspects only willing to “input” have “output” point of view.