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Population aging
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Journal Article
Demography (1997) 34 (3): 421–427.
Published: 01 August 1997
...Young J. Kim; Robert Schoen Abstract Population momentum and population aging occur when an initially growing population experiences a reduction in fertility to replacement level. Conceptually and empirically, momentum and aging express the same change, albeit on different scales. Fundamentally...
Journal Article
Demography (2010) 47 (Suppl 1): S151–S172.
Published: 01 March 2010
... as the population ages. Population aging and the forces leading to it can produce not only frightening declines in support ratios but also very substantial increases in productivity and per capita income by raising investment in physical and human capital. Longer life, lower fertility, and population aging all...
Journal Article
Demography (1989) 26 (4): 691–704.
Published: 01 November 1989
...Samuel H. Preston; Christine Himes; Mitchell Eggers Abstract This article develops and applies two expressions for the rate of change of a population's mean age. In one, aging is shown to be negatively related to contemporary birth rates and death rates. In a general sense, aging occurs when vital...
Journal Article
Demography (2024) 61 (4): 1011–1021.
Published: 01 August 2024
...Tabitha Scott; Vladimir Canudas-Romo Abstract Population aging is an important and increasingly relevant area of study for demographers. A growing body of research seeks to determine how long-term changes in births, mortality, and migration—the three drivers of any demographic process—have shaped...
FIGURES
Includes: Supplementary data
Journal Article
Demography (1977) 14 (1): 77–86.
Published: 01 February 1977
... prospective contribution of age composition to the growth of the present population, if fertility and mortality rates are held constant at their current levels. The second part of the paper examines Fisher’s reproductive value function and investigates the location of maxima in relation to alternative values...
Journal Article
Demography (1974) 11 (4): 673–682.
Published: 01 November 1974
... population projected up to the present. Fertility, health conditions, migration, and demographic transition stage are better revealed by this expanded graph form. A time series of the modified pyramids reveals detailed age-specific trends for a country or region. With ’minor modifications the computer...
Journal Article
Demography (1993) 30 (4): 507–518.
Published: 01 November 1993
... Defective Data.” Occasional publication. Carolina Population Center, University of North Carolina at Chapel Hill. Chang, Ming-Cheng and Mary Beth Ofstedal. 1991.“Changing Attitudes toward Old-Age Support in Taiwan: 1973-1985.” Population Studies Center, University of Michigan. Christenson, Bruce...
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Published: 24 February 2017
Fig. 1 Migration rates of the civilian population ages 16 and older from the CPS. On the y -axes is the share of the population migrating across states or counties (left) or within a county (right). Post-1989 migration rates are calculated from microdata and exclude imputed values. Sample
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Published: 10 April 2014
Fig. 6 The observed 2000 American Indian population (ages 35 and older) as a percentage of the expected population, by education and Latino status. Note that if the observed and expected populations were identical, the bars would extend only to the dashed lines
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Journal Article
Demography (1970) 7 (4): 417–432.
Published: 01 November 1970
...Samuel H. Preston Abstract The method of decomposition is applied to rates of natural increase in order to elucidate the role played by age composition in the growth of populations. A population’s age distribution and fertility schedule are contrasted to those in a "stationary" population having...
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Published: 01 August 2022
Fig. 1 Unemployment rates by race for the working population aged 16–85, January 2000–May 2020. The gray shading indicates the early 2000s recession, the Great Recession, and the COVID-19 crisis. Source : FRED (Federal Reserve Economic Data).
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Journal Article
Demography (1992) 29 (4): 595–612.
Published: 01 November 1992
... Replacement Fertility General Stationary Population References Arthur W. Brian , & Espenshade Thomas J. ( 1988 ). Immigration Policy and Immigrants’ Ages . Population and Development Review , 14 ( 2 ), 315 – 26 . 10.2307/1973574 Coale Ansley J. ( 1987 ). Demographic...
Journal Article
Demography (1998) 35 (1): 1–21.
Published: 01 February 1998
...Samuel H. Preston; Irma T. Elo; Andrew Foster; Haishan Fu Abstract We estimate the size of the African American population in five-year age groups at census dates from 1930 to 1990 using a three-part strategy. For cohorts born after 1935, we follow the U.S. Census Bureau in using classical...
Journal Article
Demography (1980) 17 (2): 159–176.
Published: 01 May 1980
...J. Gregory Robinson Abstract This paper presents the results of an attempt to determine, through the use of demographic analysis, the approximate magnitude of the resident illegal alien population in the United States. The method described is the comparative analysis of trends in age-specific death...
Journal Article
Demography (1983) 20 (2): 235–248.
Published: 01 May 1983
...Esther C. Schroeder; Donald B. Pittenger Abstract Population projections are often required for many geographical areas, and must be prepared with maximal computer and minimal analytical effort. At the same time, realistic age detail forecasts require a flexible means of treating age-specific net...
Journal Article
Demography (2003) 40 (4): 741–757.
Published: 01 November 2003
...Stanley K. Smith; Jeff Tayman Abstract A number of studies have evaluated the accuracy of projections of the size of the total population, but few have considered the accuracy of projections by age group. For many purposes, however, the relevant variable is the population of a particular age group...
Journal Article
Demography (2008) 45 (3): 641–650.
Published: 01 August 2008
...Juha M. Alho Abstract Fertility is below replacement level in all European countries, and population growth is expected to decline in the coming decades. Increasing life expectancy will accentuate concomitant aging of the population. Migration has been seen as a possible means to decelerate aging...
Journal Article
Demography (1984) 21 (4): 623–645.
Published: 01 November 1984
...Kenneth C. Land; George C. Hough, Jr.; Marilyn M. McMillan Abstract This paper describes new midyear (July 1) estimates of the “true” population of the United States by age, sex, and color (white, nonwhite) for the 1940s and 1950s. It also presents the corresponding implied coverage estimates...
Journal Article
Demography (1988) 25 (3): 429–441.
Published: 01 August 1988
...Shiro Horiuchi; Samuel H. Preston Abstract Recent developments in population mathematics have focused attention on a function that is widely available but rarely examined: the set of age-specific growth rates in a population. In particular, this set of rates is sufficient for translating...
Journal Article
Demography (1999) 36 (4): 475–495.
Published: 01 November 1999
... . New York : Elsevier . Demetrius , L. ( 1976 ). Measures of Variability in Age-Structured Populations . Journal of Theoretical Biology , 63 , 397 – 404 . 10.1016/0022-5193(76)90042-4 Eakin , T. , & Witten , M. ( 1995 ). How Square Is the Survival Curve of a Given...
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