Figure - available from: PLOS One
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Sample sizes over time Figure on the left shows sample sizes over time. Each dot represents the respective sample size of a single coefficient of our coefficient sample. The sample size was log-transformed to account for very large sample sizes. The line indicates a locally weighted regression. Figure on the right shows the median sample sizes for each year.
Source publication
While publication bias has been widely documented in the social sciences, it is unclear whether the problem aggravated over the last decades due to an increasing pressure to publish. We provide an in-depth analysis of publication bias over time by creating a unique data set, consisting of 12340 test statistics extracted from 571 papers published in...
