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Journal Article
Demography (1975) 12 (3): 471–489.
Published: 01 August 1975
... . DEMOGRAPHY@ Volume 12, Number 3 August 1975 CONTRACEPTIVE PRACTICE REQUIRED TO MEET A PRESCRIBED CRUDE BIRTH RATE TARGET: A PROPOSED MACRO·MODEL (TABRAP) AND HYPOTHETICAL ILLUSTRATIONS Dorothy Nortman John Bongaarts The Population Council, 245 Park Avenue, New York, N.Y. 10017 Abstract-TABRAP (TArget Birth...
Image
Published: 05 April 2018
Fig. 5 Mean age of childbearing, observed versus proposed. Sources: The observed MACs for China are calculated using survey-based age-specific fertility rates: 1970–1981 from the 1982 fertility survey, 1982–1987 from the 1988 fertility survey, 1988–1992 from the 1992 fertility survey, 1994 More
Journal Article
Demography (2017) 54 (6): 2201–2221.
Published: 06 November 2017
.... This article proposes 10 cohort measures that can be applied to both prospective and retrospective data to systematically examine long-term trends. To demonstrate their benefits, the proposed measures are applied to retrospective survey data for England that provide residential histories from birth to age 50...
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Includes: Supplementary data
Journal Article
Demography (2017) 54 (2): 721–743.
Published: 09 March 2017
...Maarten J. Bijlsma; Rhian M. Daniel; Fanny Janssen; Bianca L. De Stavola Abstract Many methods have been proposed to solve the age-period-cohort (APC) linear identification problem, but most are not theoretically informed and may lead to biased estimators of APC effects. One exception...
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Includes: Supplementary data
Journal Article
Demography (2017) 54 (5): 1921–1946.
Published: 25 September 2017
...Tim J. Boonen; Hong Li Abstract Research on mortality modeling of multiple populations focuses mainly on extrapolating past mortality trends and summarizing these trends by one or more common latent factors. This article proposes a multipopulation stochastic mortality model that uses...
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Includes: Supplementary data
Journal Article
Demography (2001) 38 (1): 1–16.
Published: 01 February 2001
...Hans-Peter Kohler; Dimiter Philipov Abstract Bongaarts and Feeney have recently proposed an adjusted total fertility rate to disentangle tempo effects from changes in the quantum of fertility. We propose an extension to the Bongaarts and Feeney formula that includes variance effects...
Journal Article
Demography (1972) 9 (1): 107–117.
Published: 01 February 1972
... initial and derived factor solutions, it is proposed that future research in the area adopt an approach involving the simultaneous use of several different computing algorithms for obtaining initial solutions and both orthogonal and oblique rotation procedures to avoid the possibility that the results one...
Journal Article
Demography (1978) 15 (4): 625–635.
Published: 01 November 1978
... x + n (the survivors to age x + n ) in terms of l x and the known mortality rates for the interval x to x + n and the two adjacent intervals. The complete solution for the basic life table is given. The proposed method and five other easily applied methods are then compared against the standard...
Journal Article
Demography (1976) 13 (2): 251–257.
Published: 01 May 1976
...S. Mitra Abstract The inconsistencies inherent in the one-sex models created a need for the construction of what are known as marriage functions, especially for the measurement of fertility. But attempts to develop marriage functions have been frustrated by the inability of the proposed functions...
Journal Article
Demography (1975) 12 (1): 81–88.
Published: 01 February 1975
...Joseph A. Norland Abstract The present paper deals with changes over time in the sex composition of a given population. Such changes are generated by the components of population change: natality, mortality, immigration and emigration. The objective of this paper is to propose a model which...
Journal Article
Demography (1989) 26 (4): 711–716.
Published: 01 November 1989
...Yu Xie Abstract The purging method controlling for the composition-group interaction developed by Clogg and his associates has proven useful in demographic research. This article proposes an alternative method, partial CD purging, that controls the interaction between composition and the dependent...
Journal Article
Demography (1989) 26 (4): 717–726.
Published: 01 November 1989
...Tim Futing Liao Abstract Conventional methods of decomposing the difference between two rates, such as Kitagawa’s classic component analysis, are confined to taking the average of compositional differences. I propose a more general modeling approach involving three steps: (1) A system of equations...
Journal Article
Demography (2012) 49 (4): 1407–1432.
Published: 29 September 2012
... proposes an aggregation framework for moving from micro- to macro-level associations between fertility and schooling. The proposed framework is an improvement over previous aggregation methods in that it considers concurrent changes in the effects of sibsize, socioeconomic context, and family structure...
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Includes: Supplementary data
Journal Article
Demography (2022) 59 (1): 321–347.
Published: 01 February 2022
...Michel Guillot; Julio Romero Prieto; Andrea Verhulst; Patrick Gerland Abstract Information about how the risk of death varies with age within the 0–5 age range represents critical evidence for guiding health policy. This study proposes a new model for summarizing regularities about how under-5...
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Includes: Supplementary data
Journal Article
Demography (1982) 19 (4): 511–526.
Published: 01 November 1982
...). But it has not been possible for investigators to determine the relative importance of each factor. Using asymmetrical segregation indexes, a rudimentary procedure is proposed for determining the relative importance of voluntary and involuntary forces operating to generate a given level of segregation. Data...
Image
Published: 05 July 2017
Fig. 2 Life expectancy at birth (left panels) and life years lost at birth (right panels) for women in Italy, Japan, and Denmark: Observed data, forecasted data using the Lee-Carter model, the Lee-Carter rotating variant (proposed by Li et al. 2013 ), and the Bohk and Rau model. Forecast years More
Journal Article
Demography (2017) 54 (5): 1873–1895.
Published: 05 September 2017
... in opposite directions or are differentially suppressed and enhanced. We propose the population education transition (PET) curve as a unifying functional form to predict shifting education gradients across the onset and course of a population’s exposure to new health risks and their associated consequences...
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Includes: Supplementary data
Journal Article
Demography (2013) 50 (1): 261–283.
Published: 10 October 2012
...Rob J. Hyndman; Heather Booth; Farah Yasmeen Abstract When independence is assumed, forecasts of mortality for subpopulations are almost always divergent in the long term. We propose a method for coherent forecasting of mortality rates for two or more subpopulations, based on functional principal...
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Journal Article
Demography (2013) 50 (2): 521–544.
Published: 18 November 2012
... the magnitude of the bias attributable to the selection problem, and (b) suggest an adjustment procedure that corrects for this bias. We find that the proposed adjustment procedure considerably reduces the bias arising from differential mortality. 20 9 2012 18 11 2012 © Population Association...
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Journal Article
Demography (1987) 24 (2): 279–290.
Published: 01 May 1987
...James McCarthy; Gbolahan A. Oni Abstract This paper proposes and carries out a two-stage analysis of the determinants of desired family size, using data gathered from a sample of women in the city of Ilorin, Nigeria. The analysis first focuses on differences between women who report numerical...