- On the CGD blog, Jessica Goldberg corrects the weird NYT post by Casey Mulligan critiquing experiments
- Free online course on using randomized experiments to evaluate social programs to be offered by J-PAL: this is a 4 week course starting April 1st.
- Very cool visual explanation of conditional probabilities (h/t Justin Wolfers).
- Call for papers: Harnessing Africa’s Growth for Faster Poverty Reduction, the first of a new annual World Bank conference on Africa series, to be held in Paris in June.
- How to do overlapping histogram plots in Stata and R, from Michael Kevane
- What we can and can’t learn from the many labs replication project in psychology: a 36-site, 12-country, 6,344-subject effort to try to replicate a variety of classical and not-so-classical findings in psychology.
- The Economist covers the results of an experiment run in Britain which gave low-income single mothers coaching and financial incentives to be in work – “Five years after the experiment started, the authors checked up on their subjects. The treatment group reported significantly lower levels of well-being, even though those individuals ended up with higher earnings than the control group. The treatment group were less happy with their lives and worried more about budgeting and debts. Helping people, in other words, seemed to hurt them.” The Economist doesn’t mention the attrition rate is 41%...
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