A dual random model of a portfolio of variable amount whole life annuity is set with the mth moment of the present value of benefits, and the respective expressions of the moments under the assumption that the force o...A dual random model of a portfolio of variable amount whole life annuity is set with the mth moment of the present value of benefits, and the respective expressions of the moments under the assumption that the force of interest accumulation function is Wiener process or Ornstein-Uhlenbeck process. Furthermore, the limiting distribution of average cost of this portfolio is discussed with the expression of the limiting distribution under the assumption that the force of interest accumulation is an independent increment process.展开更多
The system of obligatory insurance, regulated by the Social Security Law, includes the design of a mixed system, which allows workers to continue contributing to the social security. This mixed system, called voluntar...The system of obligatory insurance, regulated by the Social Security Law, includes the design of a mixed system, which allows workers to continue contributing to the social security. This mixed system, called voluntary continuation in the obligatory system, contemplates the option for workers who have concluded a work relationship and who wish to continue accumulating weekly contributions necessary to obtain the disability and life insurance rights, such as those of dismissal in old age, and are considered in the Social Security Act of 1973.展开更多
At present, the social security problems of the disabled in most rural areas are more prominent. There is a big gap between their social security needs and the system and policies. It is an important task for the rura...At present, the social security problems of the disabled in most rural areas are more prominent. There is a big gap between their social security needs and the system and policies. It is an important task for the rural disabled to help the disabled to get rid of poverty and to solve their food and clothing. It is an important task to build a new socialist countryside and build a well-offsociety in an all-round way. It needs to be more effectively solved in the system construction of social security and social services. This paper, taking the rural of Shuyang County of Jiangsu Province as the research object, analyzes the situation and demand of the social security of the disabled in China, points out its existing problems and outs forward some countermeasures and suggestions.展开更多
文摘A dual random model of a portfolio of variable amount whole life annuity is set with the mth moment of the present value of benefits, and the respective expressions of the moments under the assumption that the force of interest accumulation function is Wiener process or Ornstein-Uhlenbeck process. Furthermore, the limiting distribution of average cost of this portfolio is discussed with the expression of the limiting distribution under the assumption that the force of interest accumulation is an independent increment process.
文摘The system of obligatory insurance, regulated by the Social Security Law, includes the design of a mixed system, which allows workers to continue contributing to the social security. This mixed system, called voluntary continuation in the obligatory system, contemplates the option for workers who have concluded a work relationship and who wish to continue accumulating weekly contributions necessary to obtain the disability and life insurance rights, such as those of dismissal in old age, and are considered in the Social Security Act of 1973.
文摘At present, the social security problems of the disabled in most rural areas are more prominent. There is a big gap between their social security needs and the system and policies. It is an important task for the rural disabled to help the disabled to get rid of poverty and to solve their food and clothing. It is an important task to build a new socialist countryside and build a well-offsociety in an all-round way. It needs to be more effectively solved in the system construction of social security and social services. This paper, taking the rural of Shuyang County of Jiangsu Province as the research object, analyzes the situation and demand of the social security of the disabled in China, points out its existing problems and outs forward some countermeasures and suggestions.
