Optimal migration policies
By: Frans Willekens.
Contributors: International Institute for Applied Systems Analysis.
Series: Research memorandum - International Institute for Applied Systems Analysis -- RM-76-50; Research memorandum (International Institute for Applied Systems Analysis) -- RM-76-50.
Publisher: International Institute for Applied Systems Analysis
Published: 1976
Place of publication: Laxenburg, Austria
Language: eng
Number of pages: 125
Subjects: Population policy; Demography -- Mathematical models.
Notes: "June 1976."