Demographic Research, Vol. 44 (JANUARY - JUNE 2021), pp. 1115-1132 (20 pages) BACKGROUND The second demographic transition (SDT), which links ideational changes with demographic developments, is one ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果一些您可能无法访问的结果已被隐去。
显示无法访问的结果
反馈