In this paper, I use a social interactions framework to detect whether individual smoking decisions are influenced by classmate smoking decisions. There are several large challenges in addressing this question, including the endogeneity of school (and thus classmates) through residential...

There is a large literature that attempts to estimate the importance of peer effects for adolescent decision making, including alcohol consumption. There are several empirical difficulties in addressing this research question, including the endogeneity of peers, ‘third factors’ that affect...