Edward Conard

Top Ten New York Times Bestselling Author

  • “…serious thinking for serious thinkers. …a thought-provoking blueprint for growing middle- and working-class incomes.” - Mitt Romney, former Governor of Massachusetts
Upside of Inequality Unintended Consequences Oxford
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Science

Preponderance of Significant Results Fell From 57% to 8% of Experiments When Protocols Preregistered.jpg

Preponderance of Significant Results Fell From 57% to 8% of Experiments When Protocols Preregistered

Another worrisome story in the New York Times reports "...A 2015 study published in PLOS ONE followed how many null results were found in trials funded by the National Heart, Lung and Blood Institute before and after researchers were required to register their protocols at a public website. This rule was introduced in 2000 in part because of a general sense that researchers were subtly altering their work — after it was begun — to achieve positive results. In the 30 ... Read More

Two More Studies Find Shocking Inability to Replicate Economic Research

Two More Studies Find Shocking Inability to Replicate Economic Research

The Economist reports on two more studies that find a shocking inability to replicate economic research: A recent examination in the Economic Journal, of almost 7,000 empirical economics studies, found that in half of the areas of research, nearly 90% of those studies were underpowered, i.e., that they used samples too small to judge whether a particular effect was really there. Of the studies that avoided this pitfall, 80% were found to have exaggerated the reported ... Read More


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