Economisch gedrag van regelmatige opiatengebruikers 1987-1989

Life history, social background, first contacts with drugs, first contacts with the law. Legal sources of income: social benefits, regular job, rent subsidy / housing situation,...本数据集涵盖以下采集内容：人生履历、社会背景、首次接触毒品经历、首次涉法经历；合法收入来源相关信息包括：社会福利、固定职业、租金补贴/住房状况等。