Date: Sat, 6 Oct 2001 20:53:30 -0400 (EDT)
From: Koleman Strumpf <cigar@email.unc.edu>
To: Paul Rhode <prhode@email.unc.edu>
Subject: Boston Within-MCD (tract-level) entropy [Updated to include 1960]

(A) ALL MCDs
                        1950            1960            1980
ALL                     0.483           0.512           0.454
Between-MCD             0.114           0.166           0.209
Within-MCD              0.369           0.346           0.245
Sanple Size (tracts)	445		466		582


(B) Just suburbs (exclude Boston tracts)
                        1950            1960            1980
ALL                     0.249           0.220           0.163
Between-MCD             0.118           0.117           0.097
Within-MCD              0.131           0.103           0.066
Sanple Size (tracts)	289		302		419


Within-MCD heteogeneity declines AND its share of total heterogeneity
falls pretty sharply (especially in (A)). This is consistent with having
high racism in the earlier period. Too bad we cannot go any further back
to see if within-MCD heterogeneity was even higher earlier on.

K
