Study On The Optimization Of Contribution Rate Of Pension Insurance In Hunan Province Under The Background Of Delaying Retirement

The aggravating trend of aging population poses a serious threat to the sustainable development of social old-age system over recent decades.The Governments worldwide have given priority to reforming the maintenance of pension balance.As one of the most important parameters in reforming pension insurance,enterprise contribution rate has a far-reaching influence on future trend of Chinese pension insurance.Since enterprises are the main payer of pensions,the level of their pension premiums play a significant role in maintaining the pension balance.However,profit maximization is the ultimate aim for companies,as they are main part of social economy and also core strength to promote the economic growth.There may be large amount of social and economic problems with the conflicts between economic interests and social responsibility.Therefore,in order to carry out the reform of the old-age insurance system,the first thing to do is to set a reasonable pension insurance contribution rate.Only by determining the appropriate ratio of enterprises contribution,the relationship between the enterprise and the pension insurance system can be more harmonious.This paper is based on the policy of delaying retirement and the appropriate reduction in pension insurance rates that proposed by“The thirteenth Five-Year Plan”.From the perspective of social welfare maximization,this paper uses the general equilibrium model to estimate the optimal pension insurance rate for urban workers with different retirement ages and analyze the economic effect of reducing the ratio of enterprise contribution.Firstly,this paper analyzes the setting and adjustment of the contribution rate of the basic old-age insurance system for urban workers in Hunan Province,it also makes a comparative analysis of the pension insurance burden,and explores the reasons for the high contribution rate.Secondly,the paper introduces the reform of China's retirement policy and its disadvantages,and analyzes the impact that delaying retirement may have on the old-age insurance system and the enterprise contribution rate.Then,under the assumption of the conditions of the relevant factors,according to population?wages and the ratio of enterprises contribution of Hunan province,the paper uses the method of measurement to predict the optimal enterprise contribution rate.In addition,this paper explores the influence of different retirement ages on the ratio of enterprises contribution.The measurement results showed that the optimal ratio of enterprise contribution in Hunan Province will decrease with the delay of retirement age,and under the background of delaying retirement,the payment rate of enterprises in Hunan Province can be reduced.Finally,based on theoretical and empirical analysis of the the old-age insurance system,the paper puts forward some suggestions for Hunan province to deal with the issue of enterprise contribution rate.