Thomas D. Cook, a professor of sociology, psychology, education, and social policy at Northwestern University, criticizes education researchers’ reluctance to perform randomized experiments. He points ...

A new statistical tool can help researchers get meaningful results when a randomized experiment, considered the gold standard, is not possible. A new statistical tool can help researchers get ...

The number-one job of a marketer is to invest budget wisely to drive sales. That inherently requires accurately measuring the performance of that spending. Yet most advertisers still rely on flawed ...

Randomized experiments have long been a cornerstone of scientific research. And many tech companies run randomized tests to learn from the huge amounts of data their customers generate. In 2019, ...

Economics often borrows ideas from the sciences, yet unlike physics or chemistry, no country has ever run a controlled, pure economic experiment on a national scale. A pure experiment requires ...

If inflation increases rapidly, how do we know that higher interest rates will bring prices under control? And how do we know how much of the monetary “medicine” to administer? Economics relies ...

The ability to measure the impact advertising has on sales has been the holy grail for marketers, agencies and data scientists. It dates back to John Wanamaker (1838-1922), who has been credited with ...