@article{Powell2005,
author = {Powell, L.M. and Tauras, J.A. and Ross, H.},
title= {The importance of peer effects, cigarette prices and tobacco control policies for youth smoking behavior},
year = {2005},
doi = {10.1016/j.jhealeco.2005.02.002},
volume = {24},
number = {5},
pages = {950--968},
}