Substance use by American young people has proven to be a rapidly-changing phenomenon, requiring frequent assessments and reassessments. Since the mid-1960s it has remained a major concern for the nation. Smoking, drinking, and illicit drug use are leading causes of morbidity and mortality, both during adolescence as well as later in life. How…

Investigates the effects of the use of cigarettes, alcohol, marijuana, and cocaine on the following aspects of labor force experience: (1) earnings; (2) stability of employment; (3) gaps between employment spells; and (4) duration of unemployment. Illicit drug use was found to have an impact on all factors except earnings. (JS)

Estimates the number of infants exposed to legal and illegal substances before birth, drawing on 27 published reports and National Institute on Drug Abuse data. The following are estimated exposure levels: (1) cocaine, 2-3 percent; (2) marijuana, 3-12 percent; (3) cigarettes, 38 percent; and (4) alcohol, 73 percent. (SLD)