1. Academy of Science Lincoln Project. (2016). Public research universities: Why they matter.
2. Acemoglu, D. (2009). Endogenous technological change. In Introduction to modern economic growth (pp. 411–533). Princeton University Press.
3. Chukumba, C., & Jensen, R. (2005). University invention, entrepreneurship, and start-ups. National Bureau of Economic Research, Tech-Based Economic Development Research Center.
4. Clark, B. R. (2001). Creating entrepreneurial universities: Organizational pathways of transformation. Emerald Group.
5. Congressional Research Service. (2021, October 4). US research and development funding and performance: Fact sheet.