to start the ethics approval process; and research transparency, including how to prevent publication bias and data …

of discrimination in America, 1993), namely the bias in their results in case of group differences in the variance of … unobserved determinants of hiring outcomes. In this study, the authors empirically investigate this bias in the context of gender … discrimination. The authors do not find significant evidence for the feared bias. …

assignment methods such as matched pair designs ensure balance across arms while maintaining randomization and permitting … reduces the informativeness of experiments. A simple structural model suggests that for a typical experiment, using a balanced …

's outcomes. This improvement is observed in both the field experiment and the subsequent large-scale government adoption. We also …