To cite package ‘factiv’ in publications use:

Blackwell M, Pashley N (2021). factiv: Instrumental Variables Estimation for 2^k Factorial Experiments. R package version 0.1.0, https://github.com/mattblackwell/factiv.

Corresponding BibTeX entry:

  @Manual{,
    title = {factiv: Instrumental Variables Estimation for 2^k
      Factorial Experiments},
    author = {Matthew Blackwell and Nicole Pashley},
    year = {2021},
    note = {R package version 0.1.0},
    url = {https://github.com/mattblackwell/factiv},
  }