For most of human history economic power has been determined by demography.
对于大部分人类历史来说，经济实力取决于人口。
Demography counts too: as Asians are roughly half the human race, they deserve representation.
人口也是一个重要因素：亚洲有约占全人类总数近一半的人口，他们有作为表率的资格。
Population structure is an important category of human capital economics, demography, economics, sociology, environmental and ecological research fields such as an important content.
人口结构是人口学的一个重要范畴，也是人力资本经济学、经济学、社会学、环境学、生态学等领域学科研究的重要内容。
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