Are demand-side interventions effective at curbing drug use? To the extent demand-side programs are successful, their cost effectiveness can be appealing from a policy perspective. Established in 2005, the Montana Meth Project (MMP) employs a graphic advertising campaign to deter meth use among...

Although previous research has found that sexually active teens are more likely to suffer from depression, it is not clear whether this association is causal or spurious in nature. This study uses data from the National Longitudinal Study of Adolescent Health to examine whether virginity status...

We exploit plausibly exogenous variation in overseas deployment assignment to estimate the effect of combat exposure on psychological well-being. Controlling for pre-deployment mental health, we find that active-duty soldiers deployed to combat zones are more likely to suffer from post-traumatic...

In volume 23, issue 2 of this journal, Cawley, Markowitz and Tauras used data from the National Longitudinal Survey of Youth 1997 Cohort to estimate the relationship between body weight and smoking initiation. Using maternal obesity status as an instrument, they found strong evidence that...