Labour markets are currently undergoing tremendous challenges. Automation, skilled-biased technological change, or offshoring are transforming challenges and opportunities for workers. In this context, international organizations have highlighted the crucial role of labour market policies and...

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...