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Search Results for Selection Effect

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Journal Article
Demography (2024) 61 (2): 363–392.
Published: 01 April 2024
... with (quasi-)randomized early-life exposures, these associations may reflect not only causation (“scarring”) but also selection (i.e., which members are included in data assessing later life). Investigating this selection and its impacts on estimated effects of early-life conditions has, however, often been...
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Includes: Supplementary data
Journal Article
Demography (1977) 14 (3): 285–296.
Published: 01 August 1977
... of bearing their desired number of sons and daughters. Second, the effect of the widespread use of sex-selection techniques on the population sex ratio is explored. It is shown that even if populations have unbiased sex preferences, or sex preferences biased towards daughters, the use of biased sex-selection...
Journal Article
Demography (1999) 36 (4): 445–460.
Published: 01 November 1999
.... Of the three aspects of education, years of schooling has the largest effect. Most of that association appears attributable to its correlation with work and economic conditions, social psychological resources, and health lifestyle. A large portion of the net association of college selectivity with physical...
Journal Article
Demography (1971) 8 (2): 157–169.
Published: 01 May 1971
... and for Other Purposes. Report No. 745, 89th Congress, 1st Session. U. S. Senate. 1965. Amending the Immigration and Nationality Act and for Other Purposes. Report No. 748, 89th Congress, 1st Session. DEMOGRAPHY Volume 8, Number 2 May 1971 EFFECTS OF THE IMMIGRATION ACT OF 1965 ON SELECTED POPULATION...
Journal Article
Demography (1978) 15 (1): 87–98.
Published: 01 February 1978
...John C. Barrett Abstract The effect of various factors on selection for family planning status and for natural fecund ability is studied in a simulation that incorporates a beta distribution of fecundability among women. The mean fecundabilities of current spacers, current limiters, current...
Journal Article
Demography (2023) 60 (5): 1335–1357.
Published: 01 October 2023
...Michel Guillot; Myriam Khlat; Romeo Gansey; Matthieu Solignac; Irma Elo Abstract The migrant mortality advantage (MMA) has been observed in many immigrant-receiving countries, but its underlying factors remain poorly understood. This article examines the role of return migration selection effects...
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Includes: Supplementary data
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Published: 14 January 2015
Fig. 1 Competing effects of birth selection on hypothesis testing. The upper panel shows separate distributions of fitness, H , for unwanted children on the left and wanted children on the right. A is mean fitness for unwanted children, and B is mean fitness for wanted children More
Journal Article
Demography (2009) 46 (1): 211–219.
Published: 01 February 2009
.... In this response we argue that the analysis and evidence of our 2006 paper have withstood the scrutiny of EMW. In particular, we find that a substantial part of the rising share of nonmarital births since 1970 is due to a selection effect associated with marriage. This same selection effect also explains how birth...
Journal Article
Demography (1996) 33 (3): 313–327.
Published: 01 August 1996
...Lee A. Lillard; Constantijn W. A. Panis Abstract Prior literature has shown that married men live longer than unmarried men. Possible explanations are that marriage protects its incumbents or that healthier men select themselves into marriage. Protective effects, however, introduce the possibility...
Journal Article
Demography (2008) 45 (4): 803–816.
Published: 01 November 2008
... by parity. Differences in urban population traits would augment the effects of urban adaptation itself. Extensions of the analysis point to the operation of a selection effect in rural-to-urban mobility but provide limited evidence for disruption effects. The possibility of further selection of urbanward...
Journal Article
Demography (2014) 51 (3): 1131–1157.
Published: 02 May 2014
... of randomly assigned interviewers to identify the participation effect and estimate HIV prevalence rates corrected for unobservable characteristics with a Heckman selection model. The analysis is based on a survey of 1,992 individuals in urban Namibia, which included an HIV test. We find that the bias...
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First thumbnail for: Refusal Bias in the Estimation of HIV Prevalence
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Includes: Supplementary data
Journal Article
Demography (1992) 29 (1): 31–38.
Published: 01 February 1992
..., for example, all should focus on patterns of recurrent events among interacting populations (that is, multistate populations). Selection arising from heterogeneity will occur, but the consequences for average measures become unpredictable a priori. This paper explores such aspects of the selection effects...
Journal Article
Demography (2010) 47 (2): 313–326.
Published: 01 May 2010
..., mainly because of methodological drawbacks and insufficiency of the data. The most common explanations refer to selection effects, caregiving in later life, and some positive psychological and sociological effects of having a younger spouse. The present study extends earlier work by using longitudinal...
Journal Article
Demography (2012) 49 (1): 197–217.
Published: 23 November 2011
... of job-related moves that we find are reduced substantially in the fixed-effects models, indicating strong selection effects. Married women who moved for family reasons experience significant and substantial earnings declines. Consistent with conventional models of migration, we find that household...
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Journal Article
Demography (1995) 32 (4): 617–628.
Published: 01 November 1995
... IRCA-related discrimination but did not link reported discriminatory practices to discriminatory employment behavior. We analyze the GAO’s random survey and, controlling for selectivity effects, demonstrate that employers who report discriminatory practices actually employ fewer Hispanics. Although...
Journal Article
Demography (2014) 51 (6): 2103–2126.
Published: 30 October 2014
... for unobserved heterogeneity over countries and cohorts. We find that UDL in total increased the incidence of marital breakdown by about 20 %. This finding, however, neglects potential selection effects into marriage. Accordingly, the estimated effect of unilateral divorce laws becomes much larger when we...
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Journal Article
Demography (2022) 59 (6): 2295–2319.
Published: 01 December 2022
...–White poverty gaps for three reasons. First, childhood poverty is negatively associated with benchmark attainment, generating strong selection effects into the behavioral characteristics associated with lower poverty. Second, benchmark attainment does not equalize poverty rates among Black and White men...
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Includes: Supplementary data
Journal Article
Demography (2013) 50 (4): 1155–1176.
Published: 21 December 2012
... that a gender wealth gap remains between married men and women that we speculate may be related to gender differences in investment strategies and selection effects. 15 11 2012 21 12 2012 © Population Association of America 2012 2012 Gender Net worth Wealth gap Wisconsin Longitudinal...
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Journal Article
Demography (2013) 50 (6): 2053–2073.
Published: 01 August 2013
... for more than 25 years. This result may arise from a combination of processes operating over time, including health selection effects from variations in New Zealand’s immigration policy, the location of Pacific migrants within the social, political, and cultural environment of the host community...
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First thumbnail for: Migration and Pacific Mortality: Estimating Migrat...
Journal Article
Demography (2021) 58 (5): 1631–1654.
Published: 01 October 2021
... life expectancy for Asians in the West was significantly lower than all other regions. These findings suggest the presence of underlying selection effects associated with settlement patterns among new and traditional destinations. Our results underline the necessity of studying the experiences...
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First thumbnail for: Examining Ethnic Variation in Life Expectancy Amon...
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