搜索结果: 1-2 共查到“人口统计学 C/P ratios”相关记录2条 . 查询时间(0.062 秒)
Economic support ratios and the demographic dividend in Europe
demographic dividends Europe intergenerational transfer national transfer accounts (NTA) population aging population projection savings support ratio
2014/11/26
Background: Support ratios and dependency ratios are widely used as indicators for measuring the effects of population ageing on economic development. Both of these indicators use fixed age limits to ...
Masculine sex ratios, population age structure and the potential spread of HIV in China
AIDS/HIV China migration modelling sex ratios sexual behavior
2010/1/29
There is much speculation regarding the contribution of China’s changing demography to the spread of HIV/AIDS. We employ a bio-behavioral macrosimulation model of the heterosexual spread of HIV/AIDS t...