Engel, C., & Weber, E. (2006). The Impact of Institutions on the Decision How to Decide. Bonn: Max Planck Institute for Research on Collective Goods

Engel, C. (2005). Corporate Design for Regulability. A Principal-Agent-Supervisor Model. Bonn: Max Planck Institute for Research on Collective Goods

Engel, C. (2005). Öffentlichkeitsarbeit der Regierung. Bonn: Max Planck Institute for Research on Collective Goods

Engel, C. (2005). Rationale Rechtspolitik und ihre Grenzen. Bonn: Max Planck Institute for Research on Collective Goods

Engel, C. (2005). Verhaltenswissenschaftliche Analyse: eine Gebrauchsanweisung für Juristen. Bonn: Max Planck Institute for Research on Collective Goods

Engel, C. (2005). Voice over IP. Wettbewerbspolitik und Marktrecht. Bonn: Max Planck Institute for Research on Collective Goods

Engel, C. (2004). The Impact of Representation Norms on the Quality of Judicial Decisions. Bonn: Max Planck Institute for Research on Collective Goods

Engel, C. (2004). Inconsistency in the Law: In Search of a Balanced Norm. Bonn: Max Planck Institute for Research on Collective Goods

Engel, C. (2004). Learning the Law. Bonn: Max Planck Institute for Research on Collective Goods

Engel, C. (2004). Social Dilemmas, Revisited from a Heuristics Perspective. Bonn: Max Planck Institute for Research on Collective Goods

Engel, C. (2003). Freiheit und Autonomie. Bonn: Max Planck Institute for Research on Collective Goods

Engel, C. (2003). Governing the Egalitarians from Without. The Case of the Internet. Bonn: Max Planck Institute for Research on Collective Goods

Engel, C. (2003). Marktabgrenzung als soziale Konstruktion. Bonn: Max Planck Institute for Research on Collective Goods

Engel, C. (2002). European telecommunications law: unaffected by globalization? Bonn: Max Planck Institute for Research on Collective Goods

Engel, C. (2002). Das legitime Ziel als Element des Übermaßverbots. Gemeinwohl als Frage der Verfassungsdogmatik. Bonn: Max Planck Institute for Research on Collective Goods

Engel, C. (2002). Organising Co-Existence in Cyberspace: Content Regulation and Privacy Compared. Bonn: Max Planck Institute for Research on Collective Goods

Engel, C. (2002). The Role of Law in the Governance of the Internet. Bonn: Max Planck Institute for Research on Collective Goods

Engel, C. (2002). Die soziale Funktion des Eigentums. Bonn: Max Planck Institute for Research on Collective Goods

Engel, C. (2002). Verhandelter Netzzugang. Bonn: Max Planck Institute for Research on Collective Goods

Engel, C. (2002). Causes and Management of Conflicts. Bonn: Max Planck Institute for Research on Collective Goods