作者: Kenneth M. Johnson , Daniel T. Lichter
DOI: 10.1007/978-94-007-5567-3_15
关键词: Population ageing 、 Gerontology 、 Cohort 、 Medicine 、 Fertility 、 Population 、 Demography 、 Baby boom 、 Population growth 、 Life expectancy 、 Mortality rate
摘要: The United States (US) population is aging rapidly. Increases in life expectancy, persistent and low rates of fertility, the baby boom cohort have shifted America’s age structure dramatically upward. In this chapter we examine processes implications these longitudinal patterns growth natural decrease nonmetropolitan retirement counties. We do so by focusing on four specific objectives. First, compare changing to those other types rural Second, show how trends been shaped age-specific migration across different kinds counties, including Third, evaluate decrease, which reflects both fertility due out-migration populations reproductive age. Finally, incipient many has delayed or offset new Hispanic high counterbalanced death white elderly population. conclude that communities, social economic interests in-migrants are closely intertwined.