An ounce of prevention, a pound of uncertainty : the cost-effectiveness of school-based drug prevention programs /
Focuses on school-based drug prevention programs that have proven effective in formal evaluations. Effectiveness at reducing cocaine consumption is inferred from effectiveness at reducing marijuana initiation, and spillover effects on those not participating in the program are accounted for. Given s...
Clasificación: | Libro Electrónico |
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Otros Autores: | |
Formato: | Electrónico eBook |
Idioma: | Inglés |
Publicado: |
Santa Monica, Calif. :
Rand,
1999.
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Temas: | |
Acceso en línea: | Texto completo |