Table A1.

TERGM - Backbone (0.05) by different crime types

Formation Models	Model 1a - Violent crimes	Model 2a – Homicides	Model 3a - Robbery	Model 4a - Robbery and aggravated assault
Network structure
Edge	-4.08 (0.15) ^***	-3.88 (0.12) ^***	-3.8 (0.14) ^***	-3.77 (0.16) ^***
Reciprocity	0.64 (0.12) ^***	0.61 (0.12) ^***	0.6 (0.12) ^***	0.56 (0.13) ^***
Geometrical weighted in-degree (popularity spread)	-1.34 (0.27) ^***	-1.3 (0.25) ^***	-1.28 (0.27) ^***	-1.29 (0.28) ^***
Receiver effects (“Work” community effects)
Violent Crime Rate	2.59 (1.62)	-0.07 (0.23)	0.02 (0.01) ^†	0.13 (0.09)
Residential stability	-0.29 (0.05) ^***	-0.28 (0.05) ^***	-0.28 (0.05) ^***	-0.3 (0.05) ^***
Racial and ethnic diversity	-0.12 (0.05) ^*	-0.12 (0.05) ^*	-0.11 (0.05) ^*	-0.15 (0.06) ^**
Density of local jobs	0.24 (0.22)	0.12 (0.2)	0.17 (0.21)	0.2 (0.22)
Sender effects (“Home” community effects)
Violent Crime Rate	5.55 (1.69) ^***	0.23 (0.24)	0 (0.01)	0.06 (0.09)
Residential stability	0.74 (0.06) ^***	0.71 (0.06) ^***	0.7 (0.06) ^***	0.67 (0.06) ^***
Racial and ethnic diversity	0.37 (0.06) ^***	0.32 (0.06) ^***	0.27 (0.06) ^***	0.29 (0.06) ^***
Density of local jobs	-0.34 (0.23)	-0.48 (0.2) ^*	-0.46 (0.23) ^*	-0.39 (0.23) ^†
Relational effects
Spatial proximity	1.38 (0.13) ^***	1.45 (0.12) ^***	1.4 (0.13) ^***	1.35 (0.14) ^***
Transportation	0.21 (0.02) ^***	0.22 (0.02) ^***	0.21 (0.02) ^***	0.21 (0.02) ^***
Dissimilarity
Violent Crime Rate	-11.03 (1.97) ^***	-0.31 (0.25)	-0.07 (0.01) ^***	-0.59 (0.11) ^***
Residential stability	-0.3 (0.06) ^***	-0.31 (0.06) ^***	-0.32 (0.07) ^***	-0.32 (0.07) ^***
Racial and ethnic diversity	-0.53 (0.06) ^***	-0.65 (0.06) ^***	-0.58 (0.06) ^***	-0.56 (0.06) ^***
Density of local jobs	0.3 (0.24)	0.44 (0.21) ^*	0.45 (0.23) ^†	0.35 (0.24)
AIC	-738824	-738776	-738800	-590892
BIC	-738673	-738625	-738649	-590743

Dissolution Models	Model 1b - Violent crimes	Model 2b - Homicides	Model 3b - Robbery	Model 4b - Robbery and aggravated assault

Network structure
Edge	0.56 (0.19) ^**	0.28 (0.16) .	0.56 (0.18) ^**	0.57 (0.19) ^**
Reciprocity	0.67 (0.13) ^***	0.68 (0.14) ^***	0.6 (0.14) ^***	0.6 (0.15) ^***
Geometrical weighted in-degree (popularity spread)	-0.91 (0.19) ^***	-0.89 (0.2) ^***	-0.83 (0.2) ^***	-0.74 (0.21) ^***
Receiver effects (“Work” community effects)
Violent Crime Rate	-3.31 (2.1)	-0.53 (0.32) ^†	-0.03 (0.02) ^*	-0.24 (0.11) ^*
Residential stability	-0.22 (0.07) ^**	-0.23 (0.07) ^***	-0.27 (0.07)^***	-0.2 (0.07) ^**
Racial and ethnic diversity	-0.12 (0.06) ^†	-0.1 (0.06)	-0.13 (0.06) ^*	-0.1 (0.07)
Density of local jobs	2.37 (0.25) ^***	2.42 (0.26) ^***	2.39 (0.25) ^***	2.32 (0.25) ^***
Sender effects (“Home” community effects)
Violent Crime Rate	-10.7 (2.13) ^***	-0.71 (0.29) ^*	-0.08 (0.01) ^***	-0.62 (0.11) ^***
Residential stability	0.14 (0.07) ^*	0.2 (0.07) ^**	0.18 (0.07) ^*	0.16 (0.07) ^*
Racial and ethnic diversity	0.12 (0.07) ^†	0.2 (0.06) ^**	0.11 (0.06) ^†	0.11 (0.07) ^†
Density of local jobs	-0.17 (0.23)	-0.13 (0.23)	-0.16 (0.23)	-0.28 (0.23)
Relational effects
Spatial proximity	1.26 (0.12) ^***	1.25 (0.12) ^***	1.26 (0.12) ^***	1.21 (0.13) ^***
Transportation	0.02 (0.02)	0 (0.02)	0.03 (0.02)	0.04 (0.03)
Dissimilarity
Violent Crime Rate	1.84 (2.57)	-0.84 (0.35) ^*	0 (0.02)	0.05 (0.14)
Residential stability	-0.12 (0.08)	-0.13 (0.08) ^†	-0.13 (0.08)	-0.12 (0.08)
Racial and ethnic diversity	-0.12 (0.08)	-0.06 (0.08)	-0.13 (0.08)	-0.17 (0.09) ^†
Density of local jobs	0.17 (0.24)	0.11 (0.25)	0.19 (0.25)	0.3 (0.24)
AIC	3479	3488	3460	3167
BIC	3591	3599	3572	3276

Notes: Main cells represent ERGM estimates. Standard errors in parentheses. N = 77 nodes (community areas).

^***

p < .001,

^**

p < .01,

p < .05,

^†

p <.10