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Increasing longevity may counterbalance the negative effects of reproductive aging
La longévité croissante pourrait compenser les effets négatifs du vieillissement reproductif

Kieron Barclay
reproductive aging

Previous research has indicated that being born to older parents is detrimental for offspring longevity. However, the secular trend of increasing longevity may moderate or even reverse any potential negative effects of being born to an older mother or father.
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Advanced maternal age and low birth weight
Maternité tardive et faible poids à la naissance

Alice Goisis
woman in Advanced maternal age

The negative association between advanced maternal age and low birth weight has become progressively weaker over time in the UK (between 1958-2001). This pattern, as Alice Goisis explains, is partly linked to secular changes in the characteristics of older mothers.
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Sexual and reproductive health in Argentina: a right for everyone?
La santé sexuelle et reproductive en Argentine: un droit pour tous?

Eleonora Rojas Cabrera
reproductive health

Mortality from sexually transmitted diseases has been declining too slowly and unevenly in Argentina, compromising the right to sexual and reproductive health with equal opportunities.
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U.S. teen mothers’ smoking risk in adulthood
Le risque tabagique à l’âge adulte des mères adolescentes américaines

Stefanie Mollborn, Juhee Woo, Richard Rogers
smoking risk

After following about one thousand U.S. teen mothers into young adulthood, Stefanie Mollborn, Juhee Woo, and Richard Rogers, found that these women are 2.5 times as likely as other women to smoke as young adults, with the highest risk among Whites.
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Effects of first birth postponement and assisted reproductive technology on completed fertility
Effets du report de la première naissance et des techniques de procréation assistée sur la descendance finale

Henri Leridon
first birth

Two forces with a contrasting impact on fertility have typically been overestimated in both scientific writing and the popular press. A marked postponement of fertility (by four years of age) causes fertility to decline by only about 0.2 children
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Healthy grandparenthood: how long is it, and how has it changed?
La santé des grands-parents : combien d’années en bonne santé, et quelles évolutions ?

Rachel Margolis, Laura Wright
grandparenthood

In North America, grandparents live for longer now than in the past, and spend more years in good health, despite being older. However, Rachel Margolis and Laura Wright also find that less educated, Hispanic, and Black Americans spend less time as healthy grandparents
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How long do older Americans work?
Quelle est l’espérance de vie active des américains ?

Christian Dudel, Mikko Myrskylä
working life of american

Christian Dudel and Mikko Myrskylä study how the length of working life has developed in the U.S. since the early 1990s. While overall life expectancy has increased, there has been no expansion of working life. Recessions and financial crises have a negative impact on working life expectancy, with considerable heterogeneity by gender and race. Life
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Fewer consanguineous marriages of Muslims in Israel
Moins de mariages consanguins parmi les musulmanes en Israël

Jona Schellekens, Guy Kenan, Ahmad Hleihel
Muslims in Israel

Consanguinity has important implications for public health as it increases the risk of passing on autosomal recessive genetic disorders to the next generation. Thus, it is important that we learn more about the factors that may contribute to a decline in consanguineous marriage.
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Internal migration and spatial de-concentration of population in Latin America
Migration interne et déconcentration spatiale en Amérique latine

Jorge Rodriguez Vignoli, Francisco Rowe
Latin America

Little is known about the details of migration across the urban hierarchy in Latin America and the Caribbean (LAC). Building on their recent work, Jorge Rodriguez Vignoli and Francisco Rowe examine how internal migration is reshaping the urbanization process
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The rights of homosexual families in Europe: the LawsAndFamilies database
Les droits des familles homosexuelles en Europe : la base de données LawsAndFamilies

Arianna Caporali, Marie Digoix
homosexual couples and families

Starting in the late 1980s, new laws concerning same-sex unions were passed, first in Denmark (registered partnerships in 1989) and the Netherlands (marriage in 2001), and then in several other European countries
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Age, gender, alcohol, and traffic accidents in Brazil
Âge, sexe, alcool et accidents de la route au Brésil

Luciana Conceição de Lima, Valdeniz da Silva Cruz Júnior
traffic accidents in Brazil

According to the World Health Organization’s Global Report Status Report on Road Safety 2015, more than 1.2 million people die every year on the roads around the world, most of them living in poor countries. And most of these traffic deaths are predictable and could be prevented with relative ease, with proper policies
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Summertime, and the livin’ is easy … and longer
Vivre au soleil toute l’année : le secret d’une vie plus longue ?

Tina Ho, Andrew Noymer
Death rates in usa - old people running in the summer

“Summertime, and the livin’ is easy” — so begins one of the most famous American songs, Summertime from the Gershwin brothers’ Porgy and Bess. Is the living really easier in the summer? For demographers, this might be answered by looking not at living, but at dying. Specifically, are death rates lower in the summer than
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Retirement timing and grandparenthood in Sweden
Grand-parentalité et départ à la retraite en Suède

Linda Kridahl
grandparenthood in Sweden

In most Western European countries, retiring and entering grandparenthood are relatively parallel events for most individuals, with grandparenthood often occurring a few years before retirement (Leopold and Lechner, 2015).
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Thinking about the future: the four billion question
Penser à l’avenir: la question des quatre milliards

Massimo livi Bacci
Population change . view of the world from the space

The “population question”, central to the debate about humankind’s future since the 18th century, has slipped away from center stage and fallen into a coma in recent years. The international community is busy promoting the 17 Sustainable Development Goals
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Global population, development aspirations and fallacies
Population mondiale, aspirations de développement et logiques fallacieuses

George Martine
Global population development aspirations and fallacies

The debate in this forum between Lam (2017) and Grossman (2017) concerning the outlook for the world’s next four billion people is opportune. Both essays highlight critical issues and make key points, but also leave serious gaps.
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Relationship stability is important for abortion decisions in Finland
Stabilité des unions et interruptions de grossesse en Finlande

Heini Väisänen
abortion decisions in Finland

In a recent study (Väisänen 2017), I examined how women make decisions to terminate a pregnancy within the wider context of their lives – including the state and quality of their romantic relationships.
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Older immigrants’ living arrangements in the U.S. and sending countries
Les modes de vie des immigrés âgés, aux États-Unis et dans les pays d’origine

Zoya Gubernskaya, Zequn Tang
Ellis Island - immigrants in the U.S.

Older immigrants are more likely to share residence with their adult children and other family members compared to native-born older adults in the United States. Two major explanations for this pattern emerged: (1) immigrants’ cultural preferences for extended family living, and (2)
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Dementia risk on the rise as old-age life expectancy increases
Le risque de démence augmente à mesure que l’espérance de vie s’allonge

Ezra Fishman
man affected with dementia

As America’s population ages, the number of Americans with dementia is increasing. Because people with dementia often need help with activities of daily living, the cost of caring for a person with dementia for one year is about $28,500 on average (Hurd et al. 2013).
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All U.S. states are becoming more racially diverse… for now
La diversité ethnique augmente dans tous les états des États-Unis

Barrett A. Lee, Michael J.R. Martin, Stephen A. Matthews, Chad R. Farrell
picture of people all racially diverse, with american flag in the background

Universal patterns or trends are rare in demographic research. Yet we have uncovered one: since 1980, all 50 U.S. states have become more ethnically and racially diverse (Lee et al. 2017).
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30 years of experience of the two-child policy in Yicheng, China
30 ans de mise en œuvre de la politique de deux enfants à Yicheng, en Chine

Yu Qin, Fei Wang
Cina_fig-ART

More and more countries have been adopting population policies to increase birth rates, in order to deal with the growing challenges of aging (United Nations 2013). Following the recent trend, China, the most populous country in the world,
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