COVILLE & VIVALT: Should We Trust Evidence On Development Programs?

[From the working paper, “How Often Should We Believe Positive Results? Assessing the Credibility of Research Findings in Development Economics” by Aidan Coville and Eva Vivalt] Over $140 billion is spent on donor assistance to developing countries annually to promote…

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DON’T: Aim for significance. DO: Aim for precision

[From the recent working paper, “The statistical significance filter leads to overoptimistic expectations of replicability” by Vasishth, Mertzen, Jäger, and Gelman posted at PsyArXiv Preprints] “…when power is low, using significance to decide whether to publish a result leads to a proliferation of exaggerated…

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