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Educational attainment is strongly influenced by social and other environmental factors, but genetic factors are estimated to account for at least 20% of the variation across individuals1. Here we report the results of a genome-wide association study (GWAS) for educational attainment that extends our earlier discovery sample1, 2 of 101,069 individuals to 293,723 individuals, and a replication study ...
In:
Nature
533 (2016), 7604, 539-542
| Aysu Okbay, Jonathan P. Beauchamp, Mark Alan Fontana, James J. Lee, Tune H. Pers, et al.
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Although population aging is internationally pervasive, only few recent studies analyze its effects on relative labor market outcomes in the most affected countries. This paper shows that demographic change in Germany causes shifts in the wage and employment structures in favor of young workers. I firstly account for the fact that workers compete for certain jobs mainly within occupational tracks. ...
Duisburg-Essen:
2013,
| Sarah Okoampah
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Bonn:
Institute for the Study of Labor (IZA),
2006,
(IZA DP No. 1941)
| Claudia Olivetti, Barbara Petrongolo
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This paper examines how the outflow of remittances affect the wages of native workers. The model shows that the wage impact of immigration depends on the competing effects of an increase in labor market competition and an increase in the consumer base. Immigrant remittances provide a unique way of isolating this latter effect because they reduce the consumer base but not the workforce. The predictions ...
In:
Journal of Human Resources
50 (2015), 3, 694-727
| William W. Olney
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What is subjective well-being influenced by? Since the Report by the Commission on the Measurement of Economic Performance and Social Progress by Stiglitz, Sen and Fitoussi a huge number of studies has raised this question – with partly different findings. In addition, international organizations are increasingly addressing subjective well-being issues. The post-2015 development agenda of the United ...
Berlin:
DIW Berlin,
2014,
(SOEPpapers 696)
| Erich Oltmanns, Albert Braakmann, Joachim Schmidt
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Syracuse University:
1995,
| Jan Ondrich, C. Katharina Spieß
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Syracuse:
Syracuse University, Center for Policy Research,
1995,
(Income Security Policy Series Paper No. 9)
| Jan Ondrich, C. Katharina Spieß
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Because it may affect a nation's fertility, child care policy is an important policy instrument for low-fertility countries. Designing an effective policy requires an understanding of the determinants of demand for child care. This study uses a descriptive statistical approach to analyze the dynamics of demand for child care for pre-school children in Germany. Age-specific and duration-specific ...
In:
Population Studies - A Journal of Demography
52 (1998), 35-48
| Jan Ondrich, C. Katharina Spieß
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In:
Journal of Population Economics
9 (1996), 3, 247-266
| Jan Ondrich, C. Katharina Spieß, Qing Yang
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Berlin:
DIW Berlin (German Institute for Economic Research),
2002,
(DIW Discussion Papers No. 289)
| Jan Ondrich, C. Katharina Spieß, Qing Yang