To cite the ivcheck package in publications, please cite both the package and the underlying paper for the test you used. The package provides a unified R interface to the named tests; the tests themselves are the contribution of the authors below. Coverdale C (2026). _ivcheck: Tests for Instrumental Variable Validity_. R package version 0.1.2, . A BibTeX entry for LaTeX users is @Manual{, title = {ivcheck: Tests for Instrumental Variable Validity}, author = {Charles Coverdale}, year = {2026}, note = {R package version 0.1.2}, url = {https://github.com/charlescoverdale/ivcheck}, } Kitagawa, T. (2015). A Test for Instrument Validity. Econometrica 83(5): 2043-2063. doi:10.3982/ECTA11974. A BibTeX entry for LaTeX users is @Article{, title = {A Test for Instrument Validity}, author = {Toru Kitagawa}, journal = {Econometrica}, year = {2015}, volume = {83}, number = {5}, pages = {2043--2063}, doi = {10.3982/ECTA11974}, } Mourifie, I. and Wan, Y. (2017). Testing Local Average Treatment Effect Assumptions. Review of Economics and Statistics 99(2): 305-313. doi:10.1162/REST_a_00622. A BibTeX entry for LaTeX users is @Article{, title = {Testing Local Average Treatment Effect Assumptions}, author = {Ismael Mourifie and Yuanyuan Wan}, journal = {Review of Economics and Statistics}, year = {2017}, volume = {99}, number = {2}, pages = {305--313}, doi = {10.1162/REST_a_00622}, } Frandsen, B. R., Lefgren, L. J., and Leslie, E. C. (2023). Judging Judge Fixed Effects. American Economic Review 113(1): 253-277. doi:10.1257/aer.20201860. A BibTeX entry for LaTeX users is @Article{, title = {Judging Judge Fixed Effects}, author = {Brigham Frandsen and Lars Lefgren and Emily Leslie}, journal = {American Economic Review}, year = {2023}, volume = {113}, number = {1}, pages = {253--277}, doi = {10.1257/aer.20201860}, } Imbens, G. W. and Angrist, J. D. (1994). Identification and Estimation of Local Average Treatment Effects. Econometrica 62(2): 467-475. doi:10.2307/2951620. A BibTeX entry for LaTeX users is @Article{, title = {Identification and Estimation of Local Average Treatment Effects}, author = {Guido Imbens and Joshua Angrist}, journal = {Econometrica}, year = {1994}, volume = {62}, number = {2}, pages = {467--475}, doi = {10.2307/2951620}, }