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health nutrition and population

Almost random

Shanta Devarajan's picture

Randomized program implementation is currently seen as the ‘gold standard’ for impact evaluation in the search for the most effective development interventions. Earlier studies were criticized for their limited scope, so some of these interventions now involve large populations. Unfortunately, the larger the intervention, the larger is the danger that people who were supposed to get the treatment do not receive the intervention and vice-versa. Do such deviations invalidate the conclusions drawn from randomized studies?

Responsible aid in a time of crisis

Shanta Devarajan's picture

My friend, former colleague and one-time co-author Bill Easterly, in his inaugural blog post, takes issue with Bob Zoellick’s Op-Eds in the New York Times and the Financial Times  on the need for more aid to poor countries in the wake of the global financial and economic crisis. Bill’s argument is that Bob is calling for more aid without specifyi

Using economics to fight AIDS

Shanta Devarajan's picture

I gave one of the keynotes (based on joint work with Markus Goldstein) at the recent ICASA 2008 in Dakar, Senegal on the title of this post. The fight against AIDS involves allocating scarce resources to multiple uses; and contracting, avoiding, preventing, testing for, and treating the disease all involve behavioral choices.

Fertilizer Subsidies in Malawi

Shanta Devarajan's picture

At a recent AERC research workshop in Nairobi, I made a comment about African governments’ not spending enough money on public goods, and spending too much on private goods such as fertilizers. The comment seemed to have struck a nerve. Several people in the audience pointed out that, in Malawi, fertilizer subsidies have increased cereal production, so government spending on fertilizers was not such a bad thing. Going beyond the general arguments that these fertilizer subsidies often don’t reach farmers (they’re