RT Book T1 CRIME AND PUNISHMENT WITH HABIT FORMATION A1 Joaquim P. Andrade A2 Vladimir Kühl Teles LA English UL https://krimdok.uni-tuebingen.de/Record/1866337106 AB Moral concepts affect crime supply. This idea is modelled assuming that illegal activities is habit forming. We introduce habits in a intertemporal general equilibrium framework to illegal activities and compare its outcomes with a model without habit formation. The findings are that habit (i) reduces the crime level; (ii) reduces the marginal effect of illegal activities return on crime; (iii) reduces the efficacy of punishment. K1 Research