We evaluate the effects of employer-provided formal training on employee suggestions for productivity improvements and on promotions among male blue-collar workers. More than twenty years of personnel data of four entry cohorts in a German company allow us to address issues such as unobserved...

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...

To improve public services, public sector managers must encourage reticent civil servants to enact effective reforms. We show through a randomized controlled trial that school principals, i.e., school mangers, can act as leaders to improve Instructional Management (0.3SD) and student learning...

Training investments are essential for improving worker and firm productivity, yet their implementation is often hindered by low participation rates and insufficient worker engagement. This study uses data from three firms--a car manufacturer, a quick-service restaurant chain, and a retail...