Research On The Optimal Payment Rate Of Urban Workers Pension Insurance

With the acceleration of population aging in our country,the large increase of the elderly population will bring great pressure on the level of pension expenditure.In order to ensure the sustainable development of the financial revenue and expenditure of the old age insurance system,the policy of speeding up the development of the pension fund's balance of payments has become a topic.Delay retirement age,reduce the contribution rate of pension insurance,the implementation of population policies and other measures to solve the problem of pension income gap has become a hot issue.Under this background,the party was first proposed in the third Plenary Session of the 18th CPC Central Committee moderately reduce social insurance rates,in 2016 April the Ministry of human resources and social security issued a notice of reducing the basic old-age insurance payment rate for enterprise workers social security system reform next pointed out the direction of reform has become the focus of attention.This paper from China's endowment insurance system for urban workers contribution rate of,combined with the delay retirement scheme will be promulgated in our country,by setting the framework of general equilibrium model of economic growth rate of the pension payment of Yang Zaigui OLG in the state of equilibrium,from the perspective of social welfare maximization,through reasonable hypothesis model stepwise derivation and parameters,the 2016-2050 of our country different from the population growth rate,different retirement age of basic pension insurance for urban workers,the optimum social pooling contribution rate balance calculation,and analysis of the social insurance payment rate decreased the size of the space and economic benefits,and analyze the sensitivity of the material capital output elasticity,the subjective discount factor,social discount factor and other important factors.The conclusion of the study shows that the optimal pension insurance payment rate with the retirement age delay decreased,increased with the increasing rate of population growth,and put forward specific optimization path contribution rate can be considered to be the basic old-age insurance payment rate reduced to 20%,of which 15%enterprises,5%individuals,and step by step to reduce the rate of final stage measures.The basic old-age insurance system for lower fees measures for reference.