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Markus Goldstein's blog

Measuring entrepreneurship (I)

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This post is coauthored with Francisco Campos

A bat and a ball cost Rs. 1100 in total. The bat costs Rs. 1000 more than the ball. How much does the ball cost?    A culturally appropriate GRE? No, this question comes from the cognitive portion of a test designed to measure entrepreneurship in Sri Lanka. 

Calling all skeptics

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Have you seen an impact evaluation result that gives you pause? Well, now there’s an institutional way to check on results of already published evaluations.    3ie recently announced a program for replication. They are going to focus on internal validity – replicating the results with the existing data and/or using different data from the same population to check results (in some cases).      

If you build it, they will come. Especially girls.

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Enrollment in rural Afghanistan, as you might suspect, is fairly low. And, while the primary enrollment gap between boys and girls has closed in most parts of the world, it’s alive and well here (as well as in some parts of Africa). But an interesting paper by Dana Burde and Leigh Linden gives us hope. (Gated version here and earlier ungated version here)

Robin Hood and bureaucratic malfeasance

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Driving home in my beat-up Honda last week, I listened to an interesting story on NPR on why good people do bad things.   One particularly interesting paper being discussed was by Francesca Gino and Lamar Pierce on how those folks who test your car emissions may be favoring folks who are more like them – malfeasance but with a

Is our columnists learning?

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In a New York Times column last Friday David Brooks discussed a book by Jim Manzi, and extolled the idea of randomized field trials as a way for the US to make better policies. 

While it’s nice to welcome Citizen Brooks into the fold, there are a couple of points in his article worth exploring a bit.  

Evaluate before you leap -- volunteers needed!

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It’s been a year since we started the Development Impact blog, and I thought I would use the one year anniversary to focus on one of the classic papers in impact evaluation.    This paper (gated version here, ungated version here) is by Gordon Smith and Jill Pell and appeared in the BMJ back in 2003.

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