--- - contact_email: ~ contact_note: ~ description: ~ display_name: 'Methodology and Assumptions for Population Projections of the United States: 1999 to 2100. Population Division Working Paper No. 38' doi: ~ frequency: ~ identifier: census-popdivworkingpaper-38 in_library: ~ publication_year: 2000 report_type_identifier: report summary: ~ title: 'Methodology and Assumptions for Population Projections of the United States: 1999 to 2100. Population Division Working Paper No. 38' topic: ~ type: report uri: /report/census-popdivworkingpaper-38 url: http://www.census.gov/population/www/documentation/twps0038/twps0038.html