‘Lowering the threshold of effective deterrence’—Testing the effect of private security agents in public spaces on crime: A randomized controlled trial in a mass transit system
Barak Ariel; Matthew Bland; Alex Sutherland. (2017). ‘Lowering the threshold of effective deterrence’—Testing the effect of private security agents in public spaces on crime: A randomized controlled trial in a mass transit system. PLoS ONE.
DOI: 10.1371/journal.pone.0187392
Original publication: https://doi.org/10.1371/journal.pone.0187392
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