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Table 4

Ordinary least squares regression with levels of black isolation, 1970 and 2005–2009

Black-White IsolationBlack-Nonblack Isolation
1970a2005–20091970a2005–2009
Model 1Model 2Model 3Model 4Model 5Model 6Model 7Model 8
Intercept 0.588*** –0.894*** 0.641*** –0.413*** 0.583*** –0.888*** 0.487*** –0.613*** 
Region 
  Northeast (omitted) 
  Midwest 0.146*** 0.211*** –0.029 0.085*** 0.148*** 0.211*** 0.076** 0.133*** 
  South 0.089*** 0.207*** –0.081*** –0.008 0.092*** 0.205*** –0.002 0.014 
  West –0.003 0.135*** –0.250*** –0.111*** –0.019 0.118*** –0.299*** –0.080*** 
Metropolitan Area–Level Controls 
  Proportion black  0.859***  1.178***  0.858***  1.233*** 
  Proportion other race  –0.681  0.256***  –0.732  –0.070 
  Proportion manufacturing  0.077  0.049  0.074  –0.160 
  Proportion government  –0.001  –0.098  0.005  –0.123 
  Proportion military  –0.062  –0.226  –0.070  –0.179 
  Proportion 65+ years old  0.433  0.592**  0.430  0.601*** 
  Log of MA population  0.084***  0.058***  0.083***  0.052*** 
  Proportion housing units built in last 10 yrs.  0.079  –0.719***  0.088  –0.685*** 
  Proportion homeownership  0.300**  –0.204*  0.305**  0.111 
  Proportion suburban population  –0.002  0.064**  –0.003  0.050* 
  Proportion of the young population high school dropout  –0.772**  0.754***  –0.750**  0.702** 
  Black-to-ref. group income ratio  –0.140  –0.161**  –0.146  –0.068 
N 229 229 343 343 229 229 343 343 
Adjusted R2 .157 .674 .162 .897 .174 .679 .338 .911 
Black-White IsolationBlack-Nonblack Isolation
1970a2005–20091970a2005–2009
Model 1Model 2Model 3Model 4Model 5Model 6Model 7Model 8
Intercept 0.588*** –0.894*** 0.641*** –0.413*** 0.583*** –0.888*** 0.487*** –0.613*** 
Region 
  Northeast (omitted) 
  Midwest 0.146*** 0.211*** –0.029 0.085*** 0.148*** 0.211*** 0.076** 0.133*** 
  South 0.089*** 0.207*** –0.081*** –0.008 0.092*** 0.205*** –0.002 0.014 
  West –0.003 0.135*** –0.250*** –0.111*** –0.019 0.118*** –0.299*** –0.080*** 
Metropolitan Area–Level Controls 
  Proportion black  0.859***  1.178***  0.858***  1.233*** 
  Proportion other race  –0.681  0.256***  –0.732  –0.070 
  Proportion manufacturing  0.077  0.049  0.074  –0.160 
  Proportion government  –0.001  –0.098  0.005  –0.123 
  Proportion military  –0.062  –0.226  –0.070  –0.179 
  Proportion 65+ years old  0.433  0.592**  0.430  0.601*** 
  Log of MA population  0.084***  0.058***  0.083***  0.052*** 
  Proportion housing units built in last 10 yrs.  0.079  –0.719***  0.088  –0.685*** 
  Proportion homeownership  0.300**  –0.204*  0.305**  0.111 
  Proportion suburban population  –0.002  0.064**  –0.003  0.050* 
  Proportion of the young population high school dropout  –0.772**  0.754***  –0.750**  0.702** 
  Black-to-ref. group income ratio  –0.140  –0.161**  –0.146  –0.068 
N 229 229 343 343 229 229 343 343 
Adjusted R2 .157 .674 .162 .897 .174 .679 .338 .911 

Notes: Metropolitan areas with at least 1,000 blacks are included in the analyses. Results are weighted by metropolitan-area black population.

aHispanics were not separated from blacks and whites in the 1970 census. We use non-Hispanic white and non-Hispanic black for 2005–2009.

*p < .05; **p < .01; ***p < .001

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