Package: greenbook Title: HM Treasury Green Book Cost-Benefit Analysis Primitives Version: 0.1.0 Authors@R: person("Charles", "Coverdale", , "charlesfcoverdale@gmail.com", role = c("aut", "cre")) Description: Implements cost-benefit analysis primitives from HM Treasury Green Book guidance (HM Treasury, 2022, 2026): the kinked Social Time Preference Rate (STPR), discount factors, net present value (NPV), equivalent annual cost, and real-terms rebasing using the GDP deflator. Designed for UK central government appraisal and evaluation. Bundled parameter tables carry vintage metadata for reproducibility. Depends: R (>= 4.1.0) License: MIT + file LICENSE Encoding: UTF-8 Language: en-US Roxygen: list(markdown = TRUE) RoxygenNote: 7.3.3 Imports: cli (>= 3.6.0), stats, utils Suggests: testthat (>= 3.0.0), knitr, rmarkdown, inflateR, openxlsx, officer, flextable Config/testthat/edition: 3 URL: https://github.com/charlescoverdale/greenbook BugReports: https://github.com/charlescoverdale/greenbook/issues VignetteBuilder: knitr Repository: https://charlescoverdale.r-universe.dev Date/Publication: 2026-05-04 19:12:06 UTC RemoteUrl: https://github.com/charlescoverdale/greenbook RemoteRef: HEAD RemoteSha: e0a6ac557b0cee3f380c245c5e202d678d40829f NeedsCompilation: no Packaged: 2026-07-03 05:35:18 UTC; root Author: Charles Coverdale [aut, cre] Maintainer: Charles Coverdale