Using data on Uruguayan adolescents, we estimate peer effects in risk attitudes. Relative risk aversion is elicited in an experimental setting. Identification is based on parents not being able to choose the class within the school of their choice. After controlling for school-grade fixed effect...

This paper reports the results of a three-month randomized controlled trial to estimate the impact of an Internet and mobile telephone short message service (SMS) intervention on adolescents' information about substances and rates of consumption. A low percentage of participants logged on to the...