This paper considers the scheme of social security financing that will be sustainable under the coming population aging process. A reform of privatizing the earnings-related part of public pensions is discussed in detail, and a reform of introducing a risk-adjustment scheme into health insurance...

This paper proposes the social insurance contribution rule that is based on a unified framework. It also discusses a desirable direction of reform. If the rule is based on that of private insurance, the contribution should be related to benefits. When a policy purpose requires mandatory...

This paper proposes the social insurance contribution rule that is based on a unified framework. It also discusses a desirable direction of reform. If the rule is based on that of private insurance, the contribution should be related to benefits. When a policy purpose requires mandatory...

This paper proposes the social insurance contribution rule that is based on a unified framework. It also discusses a desirable direction of reform. If the rule is based on that of private insurance, the contribution should be related to benefits. When a policy purpose requires mandatory...