Partnership Status and the Human Sex Ratio at Birth
AbstractIf two-parent care has different consequences for the reproductive success of sons and daughters, then natural selection may favor adjustment of the sex ratio at birth according to circumstances that forecast later family structure. In humans, this partnership status hypothesis predicts fewer sons among extra-pair conceptions, but the rival "attractiveness" hypothesis predicts more sons among extra-pair conceptions, and the "fixed phenotype" hypothesis predicts a constant probability of having a son, regardless of partnership status. In a sample of 86,436 human births pooled from five US population-based surveys, I find 51.5% male births reported by respondents who were living with a spouse or partner before the child's conception or birth, and 49.9% male births reported by respondents who were not (X2=16.77, d.f. = 1, p
Download InfoIf you experience problems downloading a file, check if you have the proper application to view it first. In case of further problems read the IDEAS help page. Note that these files are not on the IDEAS site. Please be patient as the files may be large.
Bibliographic InfoPaper provided by National Bureau of Economic Research, Inc in its series NBER Working Papers with number 10920.
Date of creation: Nov 2004
Date of revision:
Contact details of provider:
Postal: National Bureau of Economic Research, 1050 Massachusetts Avenue Cambridge, MA 02138, U.S.A.
Web page: http://www.nber.org
More information through EDIRC
Find related papers by JEL classification:
- J1 - Labor and Demographic Economics - - Demographic Economics
- I3 - Health, Education, and Welfare - - Welfare, Well-Being, and Poverty
This paper has been announced in the following NEP Reports:
- NEP-ALL-2004-11-22 (All new papers)
You can help add them by filling out this form.
CitEc Project, subscribe to its RSS feed for this item.
- Douglas Almond & Bhashkar Mazumder, 2008. "Health Capital and the Prenatal Environment: The Effect of Maternal Fasting During Pregnancy," NBER Working Papers 14428, National Bureau of Economic Research, Inc.
- Nancy Qian, 2008.
"Missing Women and the Price of Tea in China: The Effect of Sex-Specific Earnings on Sex Imbalance,"
The Quarterly Journal of Economics, MIT Press,
MIT Press, vol. 123(3), pages 1251-1285, August.
- Qian, Nancy, 2006. "Missing Women and the Price of Tea in China: The Effect of Sex-Specific Earnings on Sex Imbalance," CEPR Discussion Papers, C.E.P.R. Discussion Papers 5986, C.E.P.R. Discussion Papers.
- Yong Yoon, 2006. "Gender Imbalance: The Male/Female Sex Ratio Determination," Journal of Bioeconomics, Springer, Springer, vol. 8(3), pages 253-268, December.
- Douglas Almond & Lena Edlund & Hongbin Li & Junsen Zhang, 2007. "Long-Term Effects Of The 1959-1961 China Famine: Mainland China and Hong Kong," NBER Working Papers 13384, National Bureau of Economic Research, Inc.
- Ming-Jen Lin & Nancy Qian & Jin-Tan Liu, 2008.
"More Women Missing, Fewer Girls Dying: The Impact of Abortion on Sex Ratios at Birth and Excess Female Mortality in Taiwan,"
NBER Working Papers
14541, National Bureau of Economic Research, Inc.
- Lin, Ming-Jen & Liu, Jin-Tan & Qian, Nancy, 2008. "More Women Missing, Fewer Girls Dying: The Impact of Abortion on Sex Ratios at Birth and Excess Female Mortality in Taiwan," CEPR Discussion Papers, C.E.P.R. Discussion Papers 6667, C.E.P.R. Discussion Papers.
- Avraham Ebenstein, 2011. "Estimating a Dynamic Model of Sex Selection in China," Demography, Springer, Springer, vol. 48(2), pages 783-811, May.
- Donald Cox, 2007. "Biological Basics and the Economics of the Family," Journal of Economic Perspectives, American Economic Association, American Economic Association, vol. 21(2), pages 91-108, Spring.
- Mu, Ren & Zhang, Xiaobo, 2011. "Why does the Great Chinese Famine affect the male and female survivors differently? Mortality selection versus son preference," Economics & Human Biology, Elsevier, Elsevier, vol. 9(1), pages 92-105, January.
- Choi, Hyung-Jai & Joesch, Jutta M. & Lundberg, Shelly, 2005. "Work and Family: Marriage, Children, Child Gender and the Work Hours and Earnings of West German Men," IZA Discussion Papers 1761, Institute for the Study of Labor (IZA).
- Chakraborty, Tanika, 2012. "Impact of Industrialization on Relative Female Survival: Evidence from Trade Policies," IZA Discussion Papers 6647, Institute for the Study of Labor (IZA).
- Choi, Hyung-Jai & Joesch, Jutta M. & Lundberg, Shelly, 2008. "Sons, daughters, wives, and the labour market outcomes of West German men," Labour Economics, Elsevier, Elsevier, vol. 15(5), pages 795-811, October.
- Douglas Almond & Lena Edlund & Hongbin Li & Junsen Zhang, 2010. "Long-Term Effects of Early-Life Development: Evidence from the 1959 to 1961 China Famine," NBER Chapters, in: The Economic Consequences of Demographic Change in East Asia, NBER-EASE Volume 19, pages 321-345 National Bureau of Economic Research, Inc.
For technical questions regarding this item, or to correct its authors, title, abstract, bibliographic or download information, contact: ().
If references are entirely missing, you can add them using this form.