Category: GUEST BLOGS


BUTERA: A Novel Approach for Novel Results

[NOTE: This post refers to the article “An Economic Approach to Alleviate the Crises of Confidence in Science: With an Application to the Public Goods Game” by Luigi Butera and John List.  The article is available as a working paper…

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ISO-AHOLA: On Reproducibility and Replication in Psychological and Economic Sciences

[This blog is a summary of a longer treatment of the subject that was published in Frontiers in Psychology in June 2017.  To read that article, click here.] Physicists have asked “why is there something rather than nothing?” They have theorized that…

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SCHEEL: When Null Results Beat Significant Results OR Why Nothing May Be Truer Than Something

[The following is an adaption of (and in large parts identical to) a recent blog post by Anne Scheel that appeared on The 100% CI .] Many, probably most empirical scientists use frequentist statistics to decide if a hypothesis should be rejected…

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HOU, XUE, & ZHANG: Replication Controversies in Finance & Accounting

[NOTE: This entry is based on the article “Replicating Anomalies” (SSRN, updated in June 2017, https://papers.ssrn.com/sol3/papers.cfm?abstract_id=2961979%5D Finance academics have started to take replication studies seriously. As hundreds of factors have been documented in recent decades, the concern over p-hacking has become…

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COFFMAN & WILSON: Assessing the Rate of Replications in Economics

In our AER Papers and Proceedings paper, “Assessing the Rate of Replications in Economics” we try to answer two questions. First, how often do economists attempt to replicate results? Second, how aware are we collectively of replication attempts that do…

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REED: Post-Hoc Power Analyses: Good for Nothing?

Observed power (or post-hoc power) is the statistical power of the test you have performed, based on the effect size estimate from your data. Statistical power is the probability of finding a statistical difference from 0 in your test (aka…

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LAKENS: Examining the Lack of a Meaningful Effect Using Equivalence Tests

When we perform a study, we would like to conclude there is an effect, when there is an effect. But it is just as important to be able to conclude there is no effect, when there is no effect. So…

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Economics E-Journal is Looking for a Few Good Replicators

The journal Economics: The Open Access, Open Assessment E-Journal is publishing a special issue on “The Practice of Replication.” This is how the journal describes it:  “The last several years have seen increased interest in replications in economics.  This was…

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HUBBARD: A Common-Sense Typology of Replications

[NOTE: This entry is based on the book “Corrupt Research: The Case for Reconceptualizing Empirical Management and Social Science” by Raymond Hubbard] Psychology’s “reproducibility crisis” (Open Science Collaboration, 2015) has drawn attention to the need for replication research. However, focusing…

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MENCLOVA: Is it Time for a Journal of Insignificant Results?

It is well known that there is a bias towards publication of statistically significant results. In fact, we have known this for at least 25 years since the publication of De Long and Lang (JPE 1992): “Economics articles are sprinkled…

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