"Levels of child malnutrition in India fell only slowly during the 1990s, despite significant economic growth and large public spending on the Integrated Child Development Services (ICDS) program, of which the major component is supplementary feeding for malnourished children. To unravel this...

"Aid to developing countries has largely neglected the population-wide health services that are core to communicable disease control in the developed world. These mostly non-clinical services generate "pure public goods" by reducing everyone's exposure to disease through measures such as...