We study whether a particular socio-emotional skill - grit (the ability to sustain effort and interest towards long-term goals) - can be cultivated through a large-scale program, and how this affects student learning. Using a randomized control trial, we evaluate the first nationwide...

The street food market is a major source of food in developing countries, but is often characterized by unsafe food conditions. We investigate whether improvements in food safety can be achieved by providing information to vendors in the form of a training. Among randomly assigned groups of...