Towards a ‘smart’ cost–benefit tool: using machine learning to predict the costs of criminal justice policy interventions

Table 3 Examples of variables—cost of gating a community to prevent crime, annoyances and malicious behaviour

Variable	Description	Type
Costs associated with restricting access to only local residents and their visitors to reduce opportunities for crime, eliminate daily annoyances and malicious behaviours	Cost of gates the community	DV
Size of area	The geogrpahical properties of the area to be gated	IV
Access points	The number of access points required	IV
Guard box	The proportion of access points where a guard box is required	IV
Number of burglaries	Burglaries that occurred in properties with clearly identifiable facilitating opportunities	IV

ISSN: 2193-7680