Secondly, the outflow of young labor from the rural areas aggravates the aging of population in these regions, and enlarges the distances of generation gap which weakens the risk-averting function of the family.

• 对流出地而言，农村大量轻壮年劳动力流出加剧了农村老龄化程度，拉大了农村老年人口与子女生活的空间距离，使家庭保障功能逐步弱化。