Housing niche mobility across generations is impeded by weathering itself, the interruption of education for childbearing, and the strong intergenerational interdependence fostered by inadequate incomes and nonfamilial sources of support.

• 跨代分家而居；受限于平稳过渡和辍学期小孩的抚养.；同堂同代强烈的互为独立；是由不同的收入和无家族供养而形成的