“…That is, at a higher perception that friends use marijuana and that they also would approve its use, it leads to a higher frequency of use among adolescents (Pedersen, Miles, Ewing, Shih, Tucker & D'Amico, 2013;Trujillo, Martínez-González & Vargas, 2013;Burdzovic, Pape & Bretteville-Jensen, 2016). Moreover, if teenagers expect that marijuana use will help them to improve socially or academically, this may lead to abuse or dependency (Neighbors, Geisner & Lee, 2008;Walker, Neighbors, Rodriguez, Stephens & Roffman, 2011).…”