The Influence Of The Change Of Contribution Rate On The Balance Of Urban Employees' Basic Endowment Insurance Fund

The basic endowment insurance systems in urban areas mainly provide basic protections for workers after their retire,which make a significant impact on the sustainable operation of the endowment insurance system.With the heavily growth of Chinese aging,the balance of endowment insurance fund plays an important role of the sustainable operation of the endowment insurance system,and the fund balance study has great realistic meaning.The contribution rate of enterprises and individuals is not only an important factor affecting the status of pension income and expenditure,but also has a significant impact on enterprises and individuals themselves.Therefore,it is an important research to analyze the balance of income and expenditure of the endowment insurance fund from the perspective of the contribution rate of enterprises and individuals.First,based on the theories of the Life Cycle Hypothesis and the Overlapping-generations Model,the actuarial model is constructed to measure the influence of the change of contribution rate on the balance of endowment insurance fund.Moreover,it is considered that the contribution rate has important effects on the balance of endowment insurance fund.In addition,the optimization and adjustment of the related parameters,such as the base of endowment insurance and the rate of collection,also affect the balance of endowment insurance fund.Finally,based on the calculation results,the article puts forward relevant policy recommendations.