There's a lot of millennials, but a lot of them aren't having babies—at least not yet.
Birth rates among American women ages 20 to 29 years old hit historic lows in the years right before and after the Great Recession, according to a new report that raises the possibility that a major shift in the ages when women tend to have kids is on the horizon. (Tweet this)
The birth rates for women in their 20s saw a 15 percent drop from 2007 to 2012, the Urban Institute report released Tuesday found. The decrease contributed to falling birth rates for women overall, after more than three decades of relative stability.