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David McKenzie's blog

More on the “just give them cash” debate for small business growth

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There has been a lot of recent debate and discussion about the role of cash grants in aid, and whether aid is more effective when simply given as unrestricted cash compared to approaches such as conditional transfers which try to restrict how recipients use any money received. Traditionally this debate has centered around food aid and education funding, but more recently this discussion has also arisen with respect to funding small businesses.

Questioning the External Validity of Regression Estimates: Why they can be less representative than you think.

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A common critique of many impact evaluations, including those using both experimental and quasi-experimental methods, is that of external validity – how well do findings from one setting export to another? This is especially the case for studies done on relatively small samples, although as I have ranted before, there appears to be a double standard in this critique when compared to both other disciplines in economics and to other development literature.

Some new experiments trying to help more people emigrate from the Philippines

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Moving from a developing to a developed country results in immediate large increases in income for the migrants, with gains that far exceed those of any other development policy intervention (e.g. Clemens et al 2008; McKenzie et al. 2010, Gibson and McKenzie, forthcoming).

Friday links September 6, 2013: Cash, Scarcity, Justice, Taking your Kids to work (Development edition), and more…

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How should we understand “clinical equipoise” when doing RCTs in development

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While the blog was on break over the last month, a couple of posts caught my attention by discussing whether it is ethical to do experiments on programs that we think we know will make people better off. First up, Paul Farmer on the Lancet Global Health blog writes:
 

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