In 2017, "The Big Three" institutional investors launched campaigns to increase gender diversity on corporate boards. We estimate that their campaigns led American corporations to add at least 2.5 times as many female directors in 2019 as they had in 2016. Firms increased diversity by...

We study the allocation and productivity consequences of training production line supervisors in soft skills via a randomized controlled trial. Consistent with standard practice for training investments within firms, we asked middle managers -- who sit above supervisors in the hierarchy -- to...

Low-performing, high-poverty, public schools notoriously struggle to attract and retain good teachers. This paper studies a setting where independent organizations, including charities and businesses, take over the management of under-performing schools, while funding remains public. Exploiting...