“population opportunity window”的概念、定义、翻译、参考文献-科学参考

单词	population opportunity window
释义	population opportunity window Encyclopedia 理学人口统计学释 population opportunity window人口机会窗口总人口“中间大，两头小”的结构，使得劳动力供给充足，而且社会负担相对较轻，对社会经济发展十分有利的时期。所谓“中间大”，是指15～64岁的劳动适龄人口规模大；所谓“两头小”，是指0～14岁的青少年人口和65岁及以上的老年人口规模小。
随便看	American Network Administrators Advisory Committee American Neutrality Acts American Non-recognition Policy American/Northern Baptist Convention American Occupation of Japan American-Panaman Treaties American Party American Pastoral American pattern of capitalistic development in agriculture American Petroleum Institute American Photo American Phytopathological Society American polar orbit meteorological satellite American Power Conference American President Lines American private international law American Public Information Commission American Regional Organisation of Workers American Renaissance Americans American Samoa American Samoa National Park American Security Exchange Value Line Composite Index American serpentine leafminer American shad

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