Teenagers (2) Youth (2) Violence (2) Violencia (2) Jóvenes (2) Adolescentes (2) Cell phone systems (1) Women employees (1) Internet (1) Man-woman relationships (1) Evolution (Biology) (1) Violence in children (1) Socialization (1) Regression analysis (1) Reality (1) Psychology (1) Profit (1) Paper (1) Motion pictures (1) Methodology (1) Measurement (1) Mediation (1) Labor disputes (1) Interest (1) Industrial relations (1) Failure (Psychology) (1) Education (1) Consciousness (1) Conflict management (1) Communication (1)