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pre-analysis plans

Does Angus Deaton worry too much about wolves eating his t-values?

David McKenzie's picture

In his latest Letter from America in the Royal Economic Society’s newsletter, Angus Deaton says “your wolf is interfering with my t-value” (the title refers in part to regulations on hunting wolves in the American West) and talks about excessive regulation with NIH grants, and his concerns with the move towards trial registries:

A pre-analysis plan checklist

David McKenzie's picture

A pre-analysis plan is a step-by-step plan setting out how a researcher will analyze data which is written in advance of them seeing this data (and ideally before collecting it in cases where the researcher is collecting the data). They are recently starting to become popular in the context of randomized experiments, with Casey et al. and Finkelstein et al.’s recent papers in the QJE both using them.