Christoph Engel Ernst-Joachim Mestmäcker (ed), Karin Grabriel-Bräutigam (ed), Martin Hoffmann (ed), and Christoph Engel (ed), "Grundrechtsschutz in der Gemeinschaft", in Der Einfluß des europäischen Gemeinschaftsrechts auf die deutsche Rundfunkordnung, edited by Ernst-Joachim Mestmäcker, Karin Grabriel-Bräutigam, Martin Hoffmann, and Christoph Engel (Nomos Verlagsgesellschaft, Baden-Baden, 1990), Vol. 15, pp. 75-101.

Christoph Engel Jörg Peter (ed) and Kai-Uwe Rhein (ed), "Die Konkurrenz zw. den deutschen öffentlich-rechtlichen Rundfunkanstalten u. privaten Anbietern. Schlaglichter auf die Rechtsprechung des Bundesverfassungsgerichts aus dem Europäischen Gemeinschaftsrecht u. aus der Europäischen Menschenrechtskonvention", in Wirtschaft und Recht, edited by Jörg Peter and Kai-Uwe Rhein (1989), pp. 244-281.

Martin Hellwig G. Bombach (ed), B. Gahlen (ed), and A. E. Ott (ed), "Keine Alternative zum Schuldenerlass? (Koreferat zum Referat Nunnenkamp)", in Die nationale und internationale Schuldenproblematik, edited by G. Bombach, B. Gahlen, and A. E. Ott (Mohr Siebeck, Tübingen, 1989), Vol. 18, pp. 193-202.

Martin Hellwig S. Borner (ed), "Comment on 'Time Consistency and Trigger Mechanisms in Open-Economy Monetary Policy Games' by M. Canzoneri and D. Henderson", in International Finance and Trade in a Polycentric World, edited by S. Borner (MacMillan, 1988), pp. 360-368.

Martin Hellwig B. Rudolph (ed) and J. Wilhelm (ed), "Kreditrationierung und Kreditsicherheiten bei asymmetrischer Information: Der Fall des Monopolmarktes", in Bankpolitik, finanzielle Unternehmensführung und die Theorie der Finanzmärkte, edited by B. Rudolph and J. Wilhelm (Duncker & Humblot, Berlin, 1988), pp. 135-162.

Martin Hellwig D. Farny (ed), E. Helten (ed), P. Koch (ed), and R. Schmidt (ed), "Versicherungsmarkt: Theorie. A: Versicherungsmärkte bei vollständiger Information", in Handwörterbuch der Versicherung, edited by D. Farny, E. Helten, P. Koch, and R. Schmidt (Verlag Versicherungswirtschaft, 1988), pp. 1055-1064.

Martin Hellwig D. Farny (ed), E. Helten (ed), P. Koch (ed), and R. Schmidt (ed), "Versicherungsmärkte bei unvollständiger Information", in Handwörterbuch der Versicherung, edited by D. Farny, E. Helten, P. Koch, and R. Schmidt (Verlag Versicherungswirtschaft, 1988), pp. 1065-1076.

Ernst-Joachim Mestmäcker and Christoph Engel Ernst-Joachim Mestmäcker (ed), "Offene Rundfunkordnung: Diskussionsbericht zum gleichnamigen Symposium", in Offene Rundfunkordnung: Prinzipien für den Wettbewerb im grenzüberschreitenden Rundfunk, edited by Ernst-Joachim Mestmäcker (Verlag Bertelsmann-Stiftung, Gütersloh, 1988), pp. 505-556.

Christoph Engel Ernst-Joachim Mestmäcker (ed), "The position of public monopolies on broadcasting under the European Convention on human rights", in The law and economics of transborder telecommunications: a symposium, edited by Ernst-Joachim Mestmäcker (Nomos Verlagsgesellschaft, Baden-Baden, 1987), Vol. 1, pp. 55-70.

Martin Hellwig and Helmut Bester G. Bamberg (ed) and K. Spremann (ed), "Moral Hazard and Equilibrium Credit Rationing: An Overview of the Issues", in Agency Theory, Information and Incentives, edited by G. Bamberg and K. Spremann (Springer, Heidelberg, 1987), pp. 135-166.

Martin Hellwig and Werner Güth R. Pethig (ed) and U. Schlieper (ed), "Competition versus Monopoly in the Supply of Public Goods", in Efficiency, Institutions and Economic Policy, edited by R. Pethig and U. Schlieper (Springer, Heidelberg, 1987), pp. 183-217.

Frederike Zufall, Marius Hamacher, Katharina Kloppenborg, and Torsten Zesch, A legal approach to hate speech: Operationalizing the EU’s legal framework against the expression of hatred as an NLP task. (2022).

Benedikt Huggins (ed), Maike Herrlein (ed), Johanna Werpers (ed), Jonas Brickwede (ed), Konstantin Chatziathanasiou (ed), and et al. (ed), Zugang zu Recht – Tagungsband der 61. Jungen Tagung Öffentliches Recht. (2021).

Anne van Aaken Harald Eberhard (ed), Konrad Lachmayer (ed), Gregor Ribarov (ed), and Gerhard Thallinger (ed), Democracy in Times of Transnational Administrative Law: The Case of Financial Markets. (facultas.wuv/Nomos, 2008).

Isabel Schnabel, The divorce between macro financial stability and micro supervisory responsibility: are we now in for a more stable life? – Comment. (2005).

Tanja Börzel and T. Risse, Who is afraid of European Federalism. How to constitutionalise a multi-level governance system. (Robert Schuman Centre for Advanced Studies, 2002).

Martin Hellwig F. Bruni (ed), D. Fair (ed), and R. O'Brien (ed), Financial Innovations and the Incidence of Risks in the Financial System. (Kluwer, 1996).

Martin Bichler, Markus Ewert, and Axel Ockenfels, "Equilibrium analysis in markets with asymmetric utility functions", in Proceedings of the 24th International Conference on Autonomous Agents and Multiagent Systems (AAMAS 2025), edited by Y. Vorobeychik, S. Das, and A. Nowé (2025).

Ricardo Dominguez-Olmedo, Vedant Nanda, Rediet Abebe, Stefan Bechtold, Christoph Engel, Jens Frankenreiter, Krishna Gummadi, Moritz Hardt, and Michael Livermore, "Lawma: The power of specialization for legal tasks", in International Conference on Learning Representations (ICLR), (2025).

G. Lima, Nina Grgić-Hlača, J. K. Jeong, and M. Cha, "Who should pay when machines cause harm? Laypeople’s expectations of legal damages for machine-caused harm", in ACM FAccT Conference, (2023), pp. 236-246.