A Model Building about the Reasonable Pension Fund Budget Allocation

In order to solve the pension problems that the aggravation of aging has caused in the future, the reasonable financial investment is an effective way to add the earnings for the pension fund, and this way will affect the social welfare. This paper has further evaluated the influences the financial investments have on the economic development on basis of establishing mechanism model of pension fund income and expenditure, after confirming the relevant principles, constituted optimizing model of reasonable investment, proceeding trial to the situations of Shanghai and proposed beneficial policy recommendations.