RT Article T1 The market for offences and the public enforcement of laws: An equilibrium analysis JF The British journal of social psychology VO 21 IS 2 SP 107 OP 120 A1 Ehrlich, Isaac 1938- LA English YR 1982 UL https://krimdok.uni-tuebingen.de/Record/1912616637 DO 10.1111/j.2044-8309.1982.tb00520.x