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1  Mathematical Model of a Social Insurance Fund with Random Expenditures for Social Programs (the Diffusion Approximation)
2   Mathematical Model of a Social Insurance Fund with Deterministic Expenditures for Social Programs (the Diffusion Approximation)
3   A model of social insurance with variable retirement
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关键词：Mathematical Expenditures expenditure mathematica Mathematic 求助 论文

Mathematical Model of a Social Insurance Fund with Random Expenditures for Social Programs


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