在代际交叠模型中，经济是由不同代的年轻人和老年人组成的。
Economic system is made up of overlapping generations model with the young generations and old generations.
但是模型本身仍旧具有较好的理论研讨价值，可以作为涉及家庭代际关系研讨的一个理论框架。
But the model it self still has value of better theoretical research, which could be a theory frame that involving the study of family intergenerational relationship.
模型是在考虑代际关系的背景之下提出来的，属于通行的代表性代理人模型一类。
Reflecting considerations of intergenerational relationship, the model is classified to the widely accepted 'representative agent model'.
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