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Search Results for Population Balance

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Journal Article
Demography (2021) 58 (6): 2065–2088.
Published: 01 December 2021
... . (6) The framework I present builds on the standard population balancing equation presented in Eq. (5) , where Pop 2 represents the population at time 2, Pop 1 represents the population at time 1, NI is natural increase in the time period, and NM is net migration in the area during...
FIGURES
Journal Article
Demography (2012) 49 (2): 629–650.
Published: 27 March 2012
...Christine R. Schwartz; Robert D. Mare Abstract This paper adapts the population balancing equation to develop a framework for studying the proximate determinants of educational homogamy. Using data from the National Longitudinal Survey of Youth on a cohort of women born between 1957 and 1964, we...
FIGURES | View All (4)
Includes: Supplementary data
Journal Article
Demography (2022) 59 (2): 417–431.
Published: 01 April 2022
...Vladimir Canudas-Romo; Tianyu Shen; Collin F. Payne Abstract The demographic balance equation relates the population growth rate with crude rates of fertility, mortality, and net migration. All these rates refer to changes occurring between two time points, say, t and t + h. However...
FIGURES
Includes: Supplementary data
Journal Article
Demography (1978) 15 (4): 637–641.
Published: 01 November 1978
... to the population’s need to reestablish a balance between its size and sustenance organization, thus attaining its best possible living standard. However, the levels of net in- or out-migration needed to restore the balance should be affected by the degree of positive or negative growth of the indigenous labor force...
Journal Article
Demography (1970) 7 (3): 361–368.
Published: 01 August 1970
... relative to migration rates. This result holds even if one population has a net migration advantage over the other. 26 1 2011 © Population Association of America 1970 1970 Migration Process Natural Growth Natural Increase Population Balance Population Explosion References...
Journal Article
Demography (1968) 5 (1): 174–184.
Published: 01 March 1968
... the balance between semi-nomadic and settled lands, Society was changed radically and upset emotionally. Burdened by increasing depression and loss of population, the Byzantine Empire had to reduce the size of its field armies. Not only was the offensive in the West abandoned after 565, but the southern...
Journal Article
Demography (1966) 3 (2): 513–527.
Published: 01 June 1966
... by the junior author. Balance sheets for the three United States population size classes are given in Table 1. Starting at the top with the number of places in a size class at the earlier period and the number in the class at both periods, places added to the class at the later period are next given by source...
Journal Article
Demography (1966) 3 (2): 352–377.
Published: 01 June 1966
... of the in-migrants arrived from urban places (places of 5,000 or more inhabitants in 1952). Despite the fact that in 1952 almost 50 percent of Chile's population outside Santiago was genuinely rural, only 13 percent of the in-migrantscame from such origins. The balance came from areas classed as semiurban...
Journal Article
Demography (2022) 59 (3): 1173–1194.
Published: 01 June 2022
... in Guatemala, between 1982 and 2015. The analysis shows that deaths from the 1982 genocide were balanced by age, sex, and socioeconomic status. One third of the population were killed, but two thirds were left bereaved (the top 10% most affected individuals lost 30% of their nuclear family relatives and 23...
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Journal Article
Demography (2012) 49 (1): 175–195.
Published: 19 January 2012
.... The balance between these two opposing effects may make the difference between above- or below-replacement fertility. In this article, we investigate the implications of changes in union formation and dissolution for a population’s fertility. We estimate models of birth and union events for French women...
FIGURES
Journal Article
Demography (1976) 13 (4): 445–461.
Published: 01 November 1976
... by classificatory of 75,000 is labeled as metropolitan-rural, changes rather than differential natural in- and the balance as nonmetropolitan-rural, crease or population redistribution. This The choice of 75,000 as the appropriate would result from the expansion of urban size was made to correspond with the des...
Journal Article
Demography (1987) 24 (2): 211–228.
Published: 01 May 1987
... migration streams are declining but are still substantial, so an equilibrium balance between the metropolitan and nonmetropolitan sectors will probably not occur in the immediate future. 27 1 2011 © Population Association of America 1987 1987 Metropolitan Area Migration Status Migration...
Journal Article
Demography (2022) 59 (3): 1143–1171.
Published: 01 June 2022
.... Alternatively, bias could increase with education through more access to sex-selective medical technologies. Using National Vital Statistics data on the population of live births in the United States for 1969–2018, we examine trends in infant sex ratios by parental race/ethnicity, education, and birth parity...
FIGURES | View All (5)
Includes: Supplementary data
Journal Article
Demography (2013) 50 (6): 2173–2181.
Published: 17 August 2013
... and noted that he expects further improvements by 2050. However, although Lam briefly covered the problems of global warming and pollution, he did not address several other major environmental problems that are closely related to the rapid human population growth in recent decades and to the progress he...
Journal Article
Demography (2021) 58 (2): 739–762.
Published: 01 April 2021
... in an independent living arrangement. The study concentrates on assessing whether changes in ILLE match or surpass gains in TLE experienced by oldest-old Chinese adults. Data are from the 2002–2014 Chinese Longitudinal Healthy Longevity Survey, and estimation is conducted using the Stochastic Population Analysis...
FIGURES
Journal Article
Demography (1975) 12 (1): 67–79.
Published: 01 February 1975
... composition preferences from both husbands and wives as well as distinguishing the “striking for a balance” from sex-linked preferences in future research is discussed. 8 1 2011 © Population Association of America 1975 1975 Rural Woman Muslim Woman Additional Child Muslim Population...
Journal Article
Demography (1983) 20 (1): 27–43.
Published: 01 February 1983
... used by each country: 1 = time adjustment by continuous population register, or adjustment based on calculated balance of births, deaths and migration and the population balance ade- quately accounted for; 0 = time adjustment based on calculated balance of births, deaths and migration but adequacy...
Journal Article
Demography (1973) 10 (1): 125–136.
Published: 01 February 1973
... andprocessing. A number of the more basic tools and concepts are introduced early (e.g., the balancing equation, various rates and ratios, the stationary population), and the reader is given a fairly broad view of the histo- rical development and current status of the major sources of demographie data...
Journal Article
Demography (1973) 10 (2): 289–299.
Published: 01 May 1973
..., Malthus did not predict "collapse" but instead a rise in death rates such that a food-to-population balance would be re- stored. His was a self-equilibrating sys- tem whereas the present model is a dichotomous "success-failure" system. Let us examine more closely also the assumptions and the outlines...
Journal Article
Demography (2023) 60 (1): 173–199.
Published: 01 February 2023
... p , or the average debt balance per migrant. The second term is the ratio of M I G p to the total number of persons living in the disaster-affected area at the start of period p , P O P p , or the probability of out-migration. The third term captures population size...
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Includes: Supplementary data