_dta: 1. Census 2000 SF1 .do and .dct files are by Jean Roth , jroth@nber.org , 2012-11-08 2. Census 2000 SF1 notes are by Jean Roth , jroth@nber.org , 2012-11-08 3. by Jean Roth , jroth@nber.org , 1 Sep 2014 4. Census 2010 SF1 Summary Level 150 5. Unique identifier is tract blkgrp 6. Distances between Blkgrp that are within 50 miles blkgrp1: 1. Block Group7 BLKGRP 1 61 A/N 2. 0 Block group (water area only) 3. 1-9 Block group (land or land and water area) blkgrp2: 1. Block Group7 BLKGRP 1 61 A/N 2. 0 Block group (water area only) 3. 1-9 Block group (land or land and water area) obs: 658,785,752 vars: 5 1 Sep 2014 22:35 size:21,081,144,064 (_dta has notes) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- storage display value variable name type format label variable label --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- tract1 str11 %11s blkgrp1 str1 %9s * State FIPS + County FIPS + Tract + Block Group mi_to_blkgrp double %10.0g Distance between blkgrps that are within 50 miles tract2 str11 %11s blkgrp2 str1 %9s * State FIPS + County FIPS + Tract + Block Group * indicated variables have notes --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Sorted by: tract1 blkgrp1 mi_to_blkgrp tract2 blkgrp2