本文认为,西方经济学家经过从务虚到务实的转变后,开始参与政府的经济决策,成为政府经济政策模型的设计师.但是,由于经济理论本身有着不可克服的局限性,经济学家与政府的结合必然会出现分歧.面对日益复杂的经济形势,政府的经济政策逐渐失去统一的理论基础.理论上的实用主义和政策上的“拼盘”方案,将是今后西方国家经济决策的发展趋势. This paper argues that Western economists have started to participate in the government's economic decision-making and become the designers of the government's economic policy model after the transition from retreat to pragmatism.However, due to the insurmountable limitation of economic theory itself, economists and the government The combination of the inevitable there will be differences in the face of the increasingly complex economic situation, the government's economic policy gradually lose a unified theoretical basis.Political pragmatism and policy on the “platter” program will be the future development trend of Western economic decision-making .