RT Article T1 Alternative strategies for identifying the link between unemployment and crime JF Journal of quantitative criminology VO 17 IS 4 SP 377 OP 390 A1 Levitt, Steven D. 1967- LA English YR 2001 UL https://krimdok.uni-tuebingen.de/Record/1912455358 DO 10.1023/A:1012541821386