Michael Baker|Kevin Milligan
Evidence from Maternity Leave Expansions of the Impact of Maternal Care on Early Child Development
study impact maternal care early child development using expansion canadian maternity leave entitlements following leave expansion mothers took leave spent 4858 percent time working childrens first year life extra maternal care primarily crowded homebased care unlicensed nonrelatives replaced fulltime work estimates suggest weak impact increase maternal care indicators child development example measures temperament motor social development show changes small statistically insignificant