Signing at the beginning versus at the end does not decrease dishonesty
Proceedings of the National Academy of Sciences (2020) - Comment
pubmed: 32179683  doi: 10.1073/pnas.1911695117  issn: 0027-8424  issn: 1091-6490 

Ariella S. Kristal, Ashley V. Whillans, Max H. Bazerman, Francesca Gino, Lisa L. Shu, Nina Mazar, Dan Ariely