Showing 11 - 20 of 17,005
Persistent link: https://www.econbiz.de/10012693615
A meta-analysis is a tool for aggregating estimates of a similar "effect" across many studies. Publication bias is the … publication bias is the FAT-PET-PEESE (FPP) procedure. In a recent paper published in Research Synthesis Methods, Alinaghi and …
Persistent link: https://www.econbiz.de/10012123199
We replicate a flagship randomised control trial carried out in rural Morocco that showed substantial and significant impacts of microcredit on the assets, the outputs, the expenses and the profits of self-employment activities. The original results rely primarily on trimming, which is the...
Persistent link: https://www.econbiz.de/10012123202
This paper questions the conventional wisdom that publication bias must result from the biased preferences of … equilibrium with such publication bias is socially optimal. The model predicts that published non-positive results are either … proposes a new stem-based bias correction method that is robust to this and other publication selection processes. …
Persistent link: https://www.econbiz.de/10012126742
Persistent link: https://www.econbiz.de/10011636963
allow for the opposite. Experimental results are mixed, and so far have not been corrected for publication bias and model … obtained. We use novel nonlinear techniques to correct for publication bias and em- ploy Bayesian model averaging to account … publication bias, but even there the effect is weak. Experimental economics evidence is inconsistent with standard economics …
Persistent link: https://www.econbiz.de/10013449451
Many meta-regression analyses that synthesize estimates from primary studies have now been published in economics. Meta-regression models attempt to infer the presence of genuine empirical effects even if the authors of primary studies select statistically significant and theory-confirming...
Persistent link: https://www.econbiz.de/10011408185
Persistent link: https://www.econbiz.de/10012041668
Clinical trials play a decisive role in the drug approval processes. By completing a p-curve analysis of a newly compiled data set that consists of thousands of clinical trials, we substantiate that the occurrence of p-hacking in clinical trials is not merely hypothetical. Medical and...
Persistent link: https://www.econbiz.de/10011770352
In this paper, we examine the relationship between p-hacking and datasharing policies for published articles. We collect 38,876 test statistics from 1,106 articles published in leading economic journals between 2002-2020. While a data-sharing policy increases the provision of research data to...
Persistent link: https://www.econbiz.de/10013399568