To cite package ‘budgetIVr’ in publications use:

  Penn J (2025). _budgetIVr: Partial Identification of Causal Effects
  with Mostly Invalid Instruments_. R package version 0.1.0,
  <https://github.com/jpenn2023/budgetivr>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {budgetIVr: Partial Identification of Causal Effects with Mostly Invalid
Instruments},
    author = {Jordan Penn},
    year = {2025},
    note = {R package version 0.1.0},
    url = {https://github.com/jpenn2023/budgetivr},
  }