It is not only a problem in the scope of economics, but also is an important problem that should be solved in the field of sociology, especially in the field of social security.
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本文运用了管理学、社会保障学、经济学等相关理论,采用比较分析方法和实证分析方法进行论述。
The management, social security, economics and other related theory are referred to in this paper and research methodology is comparative analysis methods and empirical analysis methods.
Under such background, "Social security Study" has become a compulsory or a professional course of colleges in many countries, Specially for the student of the human resources management.