To cite package ‘obr’ in publications use:

  Coverdale C (2026). _obr: Access Office for Budget Responsibility
  Forecast Data_. R package version 0.5.0,
  <https://github.com/charlescoverdale/obr>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {obr: Access Office for Budget Responsibility Forecast Data},
    author = {Charles Coverdale},
    year = {2026},
    note = {R package version 0.5.0},
    url = {https://github.com/charlescoverdale/obr},
  }