Package: fertilmodel Type: Package Title: Fertility Models Version: 1.5 Date: 2026-03-25 Authors@R: person("Michail", "Tsagris", role = c("aut", "cre"), email = "mtsagris@uoc.gr") Author: Michail Tsagris [aut, cre] Maintainer: Michail Tsagris Depends: R (>= 4.0) Imports: nnsolve, stats Suggests: Rfast, Rfast2 Description: Four fertility models are fitted using non-linear least squares. These are the Hadwiger, the Gamma, the Model1 and Model2, following the terminology of the following paper: Peristera P. and Kostaki A. (2007). "Modeling fertility in modern populations". Demographic Research, 16(6): 141--194. . Model based averaging is also supported. License: GPL (>= 2) NeedsCompilation: no Packaged: 2026-06-23 07:11:25 UTC; root Repository: https://cran.r-universe.dev Date/Publication: 2026-03-25 17:31:47 UTC RemoteUrl: https://github.com/cran/fertilmodel RemoteRef: HEAD RemoteSha: c875ff3a9c483be3f29878b7c8144d66a231dd8c