title: Remarks on population planning and control.
abstract: We investigate the use of control theory in population planning and show how the use of age at first birth, birth interval, and sex ratio as control variables leads to a practical, fault tolerant approach to population planning and control.
authors.affiliation: Department of Mathematics, Hofstra University, Hempstead, NY 11550.
authors.forename: H M
authors.initials: HM
authors.lastname: Hastings
authors.forename: Q
authors.initials: Q
authors.lastname: Hu
mesh_terms: D000367:Age Factors; D001723:Birth Rate; D002681:China / Q000453:epidemiology; D005298:Fertility; D006801:Humans; D015233:Models, Statistical; D011155:Population Control; D011158:Population Growth; D012744:Sex Ratio