jeunesse (1) chômage (1) système social (1) spectacle (1) établissement scolaire (1) échantillonnage (1) ion (1) famille (1) éducation (1) dommage (1) méthode (1) catalyseur (1) jeune (1) Unemployed youth (1) Education (1) Drug use (1) Context (1) Treatment (1) Technique (1) Youth (1) Young adults (1) Work (1) Unemployment (1) Speeches, addresses, etc (1) Social isolation (1) Segregation (1) Sampling (1) Persons (1) Perception (1) Mexicans (1)