In 1997, the Mexican government launched a bold anti-poverty experiment in seven poor, rural states. The government’s idea was to give cash payments to mothers who met two key conditions: They had to ...

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 ...

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, ...

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 ...

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 ...

Senior Lecturer in Economics, Research Associate at the Public and Environmental Economics Research Centre (PEERC) and Visiting Fellow at the Johannesburg Institute of Advanced Study (JIAS), ...