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Suppose Researchers Were Offered Money for Replications and Null Results. Suppose Few Took Up the Offer.
[Excerpts taken from the article “In praise of replication studies and null results”, an editorial published in Nature] “The Berlin Institute of Health last year launched an initiative with the words, ‘Publish your NULL results — Fight the negative publication…
Read MoreNew Cambridge University Press Journal Seeks Non-Novel Research
[Excerpts taken from the article “New Journal Focused on Reproducibility” by Colleen Flaherty, published at insidehighered.com] “Cambridge University Press is launching a new open-access journal to help address science’s reproducibility issues and glacial peer-review timelines. Experimental Results, announced today, gives…
Read MoreIN THE NEWS: Slate (June 20, 2019)
[From the article “We Tried to Publish a Replication of a Science Paper in Science. The Journal Refused.” by Kevin Arceneaux, Bert Bakker, Claire Gothreau, and Gijs Schumacher, published in Slate] “Our story starts in 2008, when a group of researchers…
Read MoreREED: EiR* – Heterogeneity in Two-Way Fixed Effects Models
[* EiR = Econometrics in Replications, a feature of TRN that highlights useful econometrics procedures for re-analysing existing research. The material for this blog is drawn from the recent working paper “Two-way fixed effects estimators with heterogeneous treatment effects” by…
Read MoreGRUNOW: Update on IREE – the First and Only Journal Dedicated to Replications in Economics
IREE (the International Journal for Re-Views in Empirical Economics) was launched in September 2017, supported by our prestigious board of academic advisors: Sir Angus Deaton, Richard Easterlin, and Jeffrey Wooldridge. It is the first, and, to date, only journal solely…
Read MoreReplications Can Lessen the Pressure To Get It Right the First Time — And That Can Be a Good Thing
[From the blog “(back to basics:) How is statistics relevant to scientific discovery?” by Andrew Gelman, posted at Statistical Modeling, Causal Inference, and Social Science] “If we are discouraged from criticizing published work—or if our criticism elicits pushback and attacks…
Read MoreREED: Replications in Economics are Different from Replications in Psychology, and Other Thoughts
In July 2017, Economics: The Open Access, Open Assessment E-Journal issued a call for papers for a special issue on the practice of replication. The call stated, “This special issue is designed to highlight alternative approaches to doing replications, while…
Read MoreWhat If There Isn’t a Single Effect Size? Implications for Power Calculations, Hypothesis Testing, Confidence Intervals and Replications
[From the working paper “The Unappreciated Heterogeneity of Effect Sizes:Implications for Power, Precision, Planning of Research, and Replication” by David Kenny and Charles Judd, posted at Open Science Framework (OSF)] “The goal of this article is to examine the implications…
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