This paper investigates the role of states and regions in shaping spatial patterns of non-marital fertility in Europe since 1960 using a dataset of 497 European subnational regions and smaller countries. Almost all regions registered substantial nonmarital fertility increases over the last 50...

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Maternity leave policies are designed to ease the tension between women’s employment and fertility, but whether they actually play such a role remains unclear. We analyze the individual-level effects of maternity leave on employment outcomes and on second conception rates among Russian...

The conception of the cost of reproduction provides an important insight on connection between fertility and life span in living organisms. Despite substantial progress in understanding this connection many important features of fertility-longevity trade-off are masked by confounding factors,...

In this paper we analyze the changing relationship between childbearing and abortion in Ukraine, which has had one of the world’s highest abortion rates and lowest fertility rates. Using the 2007 Ukrainian Demographic and Health Survey, we examine changes in abortion before and after the...

This document describes the standardization process of the Harmonized Histories. The Harmonized Histories is a comparative database of rich reproductive and union histories from surveys conducted in a number of countries in Europe. Given that birth and union data has been collected in a number...

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As one aspect of the complex feature of longevity, gene-sex interaction plays an important role in influencing human life span. With advances in molecular genetics, more studies aimed at assessing gene-sex interaction are expected. New and valid statistical methods are needed. In this paper, we...

Cause-specific mortality data on Danish monozygotic (MZ) and dizygotic (DZ) twins are used to analyze the influence of smoking and body mass index (BMI) on heritability estimates of susceptibility to coronary heart disease (CHD). The sample includes 1209 like-sexed twin pairs born between 1890...

Analysis of data on cancer incidence rates in different countries at different time periods revealed positive association between overall cancer risk and economic progress. Typical explanations of this phenomenon involve improved cancer diagnostics and elevated exposure to carcinogens in...