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 ...

UK data show fear of COVID-19, male gender and prior booster history predict vaccination intention, while message framing has ...

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 ...

This is a preview. Log in through your library . Abstract Missing data are frequently encountered in the statistical analysis of randomized experiments. I propose statistical methods that can be used ...

The Annals of Statistics, Vol. 42, No. 3 (June 2014), pp. 850-871 (22 pages) We propose a consistent estimator of sharp bounds on the variance of the difference-in-means estimator in completely ...

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 ...

Dean Yang is a professor in the Department of Economics and the Ford School of Public Policy at the University of Michigan. Dean’s doctoral research was based on a natural experiment: variation in ...

Festooned with mustard-yellow drapes and a dangling American flag, the room resembled a grange hall on bingo night. At center stage sat a wide vase containing oblong, plastic lotto balls, and over ...

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 ...