We study how firms can design the physical space of their organizations to maximize performance, both theoretically and empirically. We find that physical location of workers greatly affects performance by means of the performance of peers spilling over to the focal worker --- both positively...

We study how a regulator can best target inspections. Our case study is a US Occupational Safety and Health Administration (OSHA) program that randomly allocated some inspections. On average, each inspection averted 2.4 serious injuries (9%) over the next five years. We use new machine learning...