影响一个国家社会养老保障需求和供给的因素非常多 ,而它们彼此之间的关系也相当复杂。一个国家社会养老保障制度的性质及其具体运行模式将取决于这个国家的政治和经济制度、经济发展水平和人口状态。另一方面 ,社会养老保障制度和政策的合理性及其运行的效率将会在宏观和微观层面上 ,给政治、社会、经济及人民生活质量带来深刻的影响。在中国社会养老保障制度面临诸多问题和挑战的背景下 ,更需要建立一个科学、高效的综合决策支持体系 ,以协调社会养老保障政策与其他社会经济发展政策之间的关系 ,增强全社会应对人口老龄化挑战的能力 There are many factors that affect the demand and supply of social security for the aged in a country, and their relationship with each other is quite complicated. The nature of a national social pension system and its specific mode of operation will depend on the country’s political and economic system, its level of economic development and its demographic status. On the other hand, the rationality of social pension security system and its policy and the efficiency of its operation will have a profound impact on the political, social, economic and people’s quality of life at the macro and micro levels. Under the background of many problems and challenges facing the social pension insurance system in China, it is even more necessary to establish a scientific and efficient comprehensive decision support system to coordinate the relationship between the social pension insurance policy and other social and economic development policies and enhance the social response to the population Aging challenges the ability