88.1

2
Article
88.1
Proximate Cause Explained: An Essay in Experimental Jurisprudence
Joshua Knobe
Professor of Philosophy and Psychology and Linguistics, Yale University.
Scott Shapiro
Charles F. Southmayd Professor of Law and Professor of Philosophy, Yale University.

For comments on an earlier version, we are deeply grateful to Guilherme Almeida, Fiery Cushman, Mihailis Diamantis, Ivar Hannikainen, Scott Hershovitz, Brian Leiter, James Macleod, Roseanna Sommers, Andy Summers, Kevin Tobia, John Witt, Ben Zipursky, and Gideon Yaffe. Katya Botchkina provided excellent research assistance and her philosophical suggestions were immensely helpful to us in drafting Part VI.

2
Article
88.1
Stickiness and Incomplete Contracts
Julian Nyarko
Assistant Professor of Law, Stanford Law School.

For helpful comments and suggestions, I thank Adam Badawi, Douglas Baird, Robert Bartlett, Andrew Bradt, Guy-Uriel Charles, Benjamin Chen, Adam Chilton, Albert Choi, Ryan Copus, Robert Cooter, John Coyle, Kevin Davis, John DeFigueredo, Josh Fischman, Jeffrey Gordon, Joe Grundfest, Mitu Gulati, Andrew Guzman, Deborah Hensler, Tim Holbrook, Bert Huang, William Hubbard, Matthew Jennejohn, Francine Lafontaine, Katerina Linos, Jonathan Masur, Justin McCrary, Joshua Mitts, Kevin Quinn, Bertrall Ross, Sarath Sanga, Robert Scott, Megan Stevenson, Eric Talley, Glenn West, Diego Zambrano, and Eyak Zamir, as well as the participants of workshops at Columbia Law School, NYU School of Law, Stanford Law School, the University of Chicago Law School, University of Virginia School of Law, University of Michigan Law School, UC Davis School of Law, University of Hamburg Faculty of Law, the 2020 American Bar Association M&A Committee Meeting, the 2020 Association of American Law Schools Annual Meeting, the 2020 Stanford-IACCM Symposium, the 2019 Northwestern Conference on Law and Textual Analysis, the 2019 Annual Empirical Contracts Workshop at Penn, the 2019 Annual Meeting of the German Law and Economics Association, the 2018 Conference on Empirical Legal Studies, the 2018 Conference on Empirical Legal Studies in Europe, and the 2018 International Conference on the Economics of Litigation.

2
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88.1
The Comparative Constitutional Law of Presidential Impeachment
Tom Ginsburg
Leo Spitz Professor of International Law and Ludwig and Hilde Wolf Research Scholar, The University of Chicago Law School.
Aziz Huq
Frank and Bernice N. Greenberg Professor of Law, The University of Chicago Law School.
David Landau
Mason Ladd Professor and Associate Dean for International Programs, Florida State University College of Law.

For helpful discussions, the authors thank Joshua Braver, Yoav Dotan, Roberto Dalledone Machado Filho, Juliano Zaiden Benvindo, Sabrina Ragone, Jeong-In Yun, and participants at the ICON-S Conference in Santiago, Chile, July 2019, as well as workshops at Georgetown University Law Center, the University of Chicago Law School, University of Maryland Carey School of Law, NYU School of Law, Vanderbilt Law School, and the University of California-Berkeley School of Law. Thanks to Young Hun Kim for providing useful data and to Kali Cilli and Delhon Braaten for research assistance.