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Friday links Feb 8: the impact of going to the Maldives, skills training in Liberia, plastic bag removal in San Fran and more...

David McKenzie's picture

·         Early results from a skills training program for young women in Liberia show massive increases in employment and earnings – although a randomized pipeline design whereby the control group get the treatment about one year after the treatment group raise concerns about strategic delay by the control group and how long-term impacts could be measured.

Are John Henry Effects as Apocryphal as their Eponym?

David McKenzie's picture

Many people are aware of the concept of a “placebo effect” in medicine and of the idea of a Hawthorne effect – in both cases the concern is that merely being treated can cause the treatment group in an intervention to change their behavior, regardless of what the treatment actually is.

Dying from malaria in the market for lemons

Markus Goldstein's picture

We know malaria is a big problem and we know fake drugs are a big problem.   What do you get when you put them together?   Bad news.   A recent paper by Martina Bjorkman-Nyqvist, Jakob Svensson and David Yanagizawa-Drott (ungated version here) shows how bad this problem is in Uganda, and provides an innovative way to deal with it.

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