文章以法律经济学为基础,通过对经济学中的理性选择理论、收益和成本理论、惩罚成本理论、利润最大化理论进行充分的研究和利用,以新的理性犯罪人的角度作为主要出发点,来对预防犯罪的制裁方案的设计进行了深入系统的研究和分析,以求达到在法律经济学的视野当中来对于价值目标来进行公平与效率的合理框定。 Based on legal economics, the article makes full research and utilization of rational choice theory, income and cost theory, punishment cost theory and profit maximization theory in economics, taking the angle of new rational criminal as the main starting point, To conduct an in-depth and systematic study and analysis of the design of the crime prevention sanctions program in order to achieve a reasonable framework for fairness and efficiency in the value of the goal from the perspective of legal economics.