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 discusses how behavioral mistakes, focused by behavioral economics, alter normative economics that presumes rational individuals. Behavioral mistakes do not necessarily call for paternalistic policies. Insights of behavioral economics have more significant impact on paternalism than...

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...