"Welfare Implications of User Innovation."

Henkel, Joachim and Eric von Hippel. Journal of Technology Transfer Vol. 30, No. 1-2 (2005): 73-87.

"U.S. Supreme Court Amici Curiae Brief of Innovation Scholars In Support of Affirmation In The Case of Metro-Goldwyn Mayer Studios, Inc. et al., Petitioners, vs Grokster, Ltd., et al., Respondents."

Curt Hessler, Eric von Hippel and James Bessen. Washington, DC: March 2004.

"Profiting from Voluntary Information Spillovers: How users Benefit from Freely Revealing their Innovations."

Harhoff, Dietmar, Joachim Henkel and Eric von Hippel. Research Policy Vol. 32, No. 10 (2003): 1753-1769.

"Open Source Software: Introduction to a Special Issue of Research Policy."

Von Krogh, Georg and Eric von Hippel. Research Policy Vol. 32, No. 7 (2003): 1149-1157.

"Satisfying Heterogeneous User Needs via Innovation Toolkits: The Case of Apache Security Software."

Franke, Nikolaus and Eric von Hippel. Research Policy Vol. 32, No. 7 (2003): 1199-1215.

"How Open Source Software Works: “Free” User-to-User Assistance."

Lakhani, Karim and Eric von Hippel. Research Policy Vol. 32, No. 6 (2003): 923-943.