Minimizing the dependency ratio in a population with below-replacement fertility through immigration
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چکیده
منابع مشابه
Minimizing the dependency ratio in a population with below-replacement fertility through immigration
Many industrialized countries face fertility rates below replacement level, combined with declining mortality especially in older ages. Consequently, the populations of these countries have started to age. One important indicator of age structures is the dependency ratio which is the ratio of the nonworking age population to the working age population. In this work we find the age-specific immi...
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Of the many changes which have characterized the second demographic transition, shifts in fertility and union formation have attracted a great deal of interest from demographers. Despite the fact that researchers have extensively modeled recent demographic changes such as skyrocketing divorce rates, rising common-law union formation, delayed childbearing, and the decline to belowreplacement fer...
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ژورنال
عنوان ژورنال: Theoretical Population Biology
سال: 2012
ISSN: 0040-5809
DOI: 10.1016/j.tpb.2012.06.009