RT Article T1 The deterrent effect of perceived certainty and severity of punishment revisited JF Criminology VO 27 IS 4 SP 721 OP 746 A1 Klepper, Steven 1949-2013 A1 Nagin, Daniel 1948- A2 Nagin, Daniel 1948- LA English YR 1989 UL https://krimdok.uni-tuebingen.de/Record/163683650X K1 Steuerstraftaten K1 Generalprävention