Robinson, J. Gregory, Bashir Ahmed, and Karen A. Woodrow. 1991. “Project D7: Uncertainty Measures for Other Components,” Preliminary Research and Evaluation Memorandum No. 80 (20 pp), U.S. Bureau of the Census.



This evaluation addressed uncertainty associated with components of net international migration other than undocumented residents and emigrants. In particular, the report discussed the lack of information about the quantity of temporary residents with appropriate documentation and refugees and asylees other than those captured in population estimates programs.