“Doubling up” (living with relatives or nonkin) is a common source of support for low-income families, yet no study to date has estimated its economic value relative to other types of public and private support. Using longitudinal data from the Fragile Families and Child Wellbeing Study, we...

Using data from the 2004 and 2007 waves of the European Social Survey (ESS), we find that for every 100 births intended, about 60 births occur, on average, across 22 countries. This shortfall in fertility masks substantial heterogeneity between subgroups within the populations surveyed....