http://opinionator.blogs.nytimes.com/2013/06/12/is-forced-fatherhood-fair/

"The political philosopher Elizabeth Brake has argued that our policies should give men who accidentally impregnate a woman more options, and that feminists should oppose policies that make fatherhood compulsory. In a 2005 article in the Journal of Applied Philosophy she wrote, “if women’s partial responsibility for pregnancy does not obligate them to support a fetus, then men’s partial responsibility for pregnancy does not obligate them to support a resulting child.”