References

• 1993Geographic Localization of Knowledge Spillovers as Evidenced by Patent Citations7,818 cited
• 2000Protecting Their Intellectual Assets: Appropriability Conditions and Why U.S. Manufacturing Firms Patent (or Not)3,045 cited
• 1986Technological Opportunity and Spillovers of R&D: Evidence from Firms' Patents, Profits and Market Value2,808 cited
• 1984Specification Tests for the Multinomial Logit Model2,510 cited
• 2002Patents, Citations, and Innovations967 cited
• 1996Trade in ideas Patenting and productivity in the OECD861 cited
• 2005Is foreign direct investment a channel of knowledge spillovers? Evidence from Japan's FDI in the United States682 cited
• 1998The benefits and costs of strong patent protection: a contribution to the current debate622 cited
• 1999International Knowledge Flows: Evidence From Patent Citations471 cited
• 2001Are knowledge spillovers international or intranational in scope?443 cited
• 2007The market for patents in Europe421 cited
• 2015Knowledge Spillovers, Innovation and Growth366 cited
• 2019How Do Patents Affect Follow-On Innovation? Evidence from the Human Genome343 cited
• 2012Lens or Prism? Patent Citations as a Measure of Knowledge Flows from Public Research303 cited
• 2007