Low birth weight has considerable short and long-term consequences and leads to high costs to the individual and society even in a developed economy. Low birth weight is partially a consequence of choices made by the mother pre- and during pregnancy. Thus policies affecting these choices could...

Governments, over much of the developed world, make significant financial transfers to parents with dependent children. For example, in the US the recently introduced Child Tax Credit (CTC), which goes to almost all children, costs almost $1billion each week, or about 0.4% of GNP. The UK has...