Objectives: To isolate the independent influence of exposure to smoking and other adult content in the movies on youth smoking uptake. Methods: We used discrete time survival analysis to quantify the influence of exposure to smoking and other adult content in the movies on transitioning from (1)...

This study is the first to estimate peer effects for adolescent weight. We use data from the National Longitudinal Study of Adolescent Health (Add Health) and define peer groups using nominated friends within schools. Endogenous peer groups are accounted for using a combination of school fixed...

Information about cigarettes can help smokers come to an informed decision about what cigarettes to purchase. Countermarketing information can help smokers make informed decisions, but little is known about the value of this information to smokers. In this article, we use data from experimental...