"We study social interactions in the risky behavior of best-friend pairs in the National Longitudinal Study of Adolescent Health (Add Health). Focusing on friends who had not yet initiated a particular behavior (sex, smoking, marijuana use, truancy) by the first wave of the survey, we estimate...

"In this paper, we investigate the association between weight and adolescent's educational attainment, as measured by highest grade attended, highest grade completed, and drop out status. Data for the study came from the 1997 cohort of the National Longitudinal Survey of Youth (NLSY), which...

"The purpose of this paper is to examine the role of alcohol policies in reducing the incidence of sexually transmitted diseases among youth. Previous research has shown that risky sexual practices (e.g., unprotected sex and multiple partners) that increase the risk of contracting a STD are...