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. Author manuscript; available in PMC: 2013 Nov 13.
Published in final edited form as: J Public Econ. 2009 Apr;93(3-4):10.1016/j.jpubeco.2008.09.011. doi: 10.1016/j.jpubeco.2008.09.011

Table 3.

Impact of No-Drop Policies on Assaults Against Women and Arrests for Domestic Violence, 7 California Counties

Panel A: All Counties Assaults vs Women Car crashes Non-intimate Homicide DV Arrests DV Arrests DV Arrests
No drop policy −0.13 [0.085] −0.091 [0.052] −0.038 [0.066] 0.203 [0.054] 0.131 [0.053] 0.186 [0.073]
Per capita income −0.059 [0.014] −0.023 [0.007] −0.034 [0.011] −0.022 [0.007] −0.016 [0.007] −0.017 [0.007]
employment to population ratio 4.552 [0.976] 5.821 [0.772] −1.219 [0.732] −0.629 [1.053] −3.233 [0.973] −3.023 [0.975]
Non-Intimate Homicide Rate 0.035 [0.003] 0.029 [0.001] 0.043 [0.005] 0.025 [0.002] 0.009 [0.003] 0.009 [0.003]
Female population in 1000s 0.002 [0.000] 0.002 [0.000] 0.002 [0.000] 0.002 [0.000] 0.001 [0.000] 0.001 [0.000]
Shelters for victims of DV −0.046 [0.024] 0.018 [0.017] 0.001 [0.019] −0.046 [0.030] 0.002 [0.032] −0.005 [0.033]
White non-Hispanic 252.446 [43.500] 277.956 [24.573] 347.067 [61.641] 180.402 [39.500] 133.165 [26.658] 134.935 [26.771]
Hispanic 209.91 [28.733] 135.102 [28.146] 269.426 [34.646] 136.654 [29.285] 73.474 [25.515] 76.413 [25.600]
Assaults against women 0.003 [0.0004] 0.003 [0.0004]
Mandatory arrest for domestic violence −0.092 [0.070]
Observations 231 231 231 231 231 231
Mean of dependent variable 128 4456 226 3333 3333 3333

Size of effect −12% −9% −4% 23% 14% 20%

Panel B: Excluding LA County
No drop policy −0.055 [0.082] −0.059 [0.047] 0.044 [0.067] 0.195 [0.065] 0.131 [0.057] 0.153 [0.061]
Observations 198 198 198 198 198 198
Mean of dependent variable 43 2216 31 877 877 877

Size of effect −5% −6% 4% 22% 14% 17%

Panel C: Excluding LA and San Diego
No drop policy 0.049 [0.090] 0.04 [0.040] −0.019 [0.073] 0.296 [0.064] 0.223 [0.059] 0.181 [0.057]
Observations 165 165 165 165 165 165
Mean of dependent variable 33 1376 24 661 661 661

Size of effect 5% 4% −2% 34% 25% 20%

Robust standard errors (clustered on county) in brackets
All Regressions include county fixed effects and race specific linear time trends