1. American Intellectual Property Law Association (AIPLA). (2021). AIPLA (2021) report of the economic survey.
2. Bender, R. (2021). Germany shuts door on patent trolls. The Wall Street Journal.
3. Bessen, J., & Meurer, M. J. (2008). Patent failure: How judges, bureaucrats, and lawyers put innovators at risk. Princeton University Press Published. https://doi.org/10.1111/j.1541-1338.2009.00438_2.x
4. Bessen, J., & Meurer, M. J. (2012). The private costs of patent litigation. Journal of Law, Economics & Policy, 9(1), 59–96.
5. Bessen, J., & Meurer, M. J. (2014). The direct cost from NPE disputes. Cornell Law Review, 99(2), 387–424.