By Colin Allen, published on May 1, 2003 - last reviewed on January 23, 2015
For unwed mothers looking to marry their child's father, the odds
are better if the baby's a boy, not a girl. Single mothers are 42 percent
more likely to marry the father if the child is a boy. Even without any
biological link, unmarried mothers with boys are 11 percent more likely
Two University of Washington economists, Shelly Lundberg and Elaina
Rose examined data from the Panel Study of Income Dynamics, a national
survey that has collected economic information on family life since 1967.
The researchers looked at information on 600 children born to single
The researchers speculate that fathers may prefer sons, while
single mothers may seek a male role model for their boys. A child's need
for a father figure may convince the boyfriend to be part of the family
as well, say Lundberg and Ross. Their previous research has found that
fathers of boys work more and spend more on their families than that of
fathers with girls.
"It doesn't come as a surprise to me," says Ronald Rohner, Ph.D.,
director of the Center for the Study and of Parental Acceptance and
Rejection at the University of Connecticut. "Women who have sons may feel
that their sons need a male father figure in their lives to help with
rearing and discipline."
The research is published in the May issue of