Many people start smoking due to social influences, particularly when friends, family, or co-workers smoke, creating an environment where smoking seems normal or even encouraged
This framework advises first taking a systems approach to understand the relevant mechanisms that link a change in policy to its outcomes, and to develop this understanding in consultation with academic experts and policy stakeholders [8, 9]
The question then becomes, how to build a mathematical model of the mechanisms that link a change to tobacco and/or alcohol policy to its outcomes in the light of our understanding of the system
48 More specifically, of the 4500 adolescents surveyed in 2006, almost all strongly supported parental action including trying to persuade them not to smoke (94%), not smoking themselves (87%) and not allowing their children to smoke at home (86%)
"Smoking increases teen depression"