Observing technological trajectories in patent data : empirical methods to study the emergence and growth of new technologies

von Graff, Gregory D.
Veröffentlicht in American journal of agricultural economics (2003)

Generating and trading biological innovations in agriculture

von Graff, Gregory D.
Veröffentlicht 2002

IPR innovation and the evolution of biotechnology in developing countries

von Zilberman, David
Veröffentlicht in Quarterly journal of international agriculture (2005)

Agricultural biotechnology's complementary intellectual assets

von Graff, Gregory D.
Veröffentlicht in The review of economics and statistics (2003)

Agricultural biotechnology in developing countries

Veröffentlicht in Perspectives in world food and agriculture (2004)

Agricultural biotechnology and globalization: US experience with public and private sector research

von Graff, Gregory D.
Veröffentlicht in Environmental costs and benefits of transgenic crops (2005)

Venture capital and the transformation of private R&D for agriculture

von Graff, Gregory D.
Veröffentlicht in NBER Conference on the Economics of Research and Innovation in Agriculture (2019 : Washington, DC) Economics of research and innovation in agriculture (2021)

Agricultural biotechnology's complementary intellectual assets

von Graff, Gregory D.
Veröffentlicht 2001

Discussion: Economies of scale and scope in agricultural biotechnology research

von Foltz, Jeremy D.
Veröffentlicht in American journal of agricultural economics (2003)