1. The Knowledge Filter and Entrepreneurship in Endogenous Growth. Papers on Entrepreneurship, Growth and Public Policy, No. 08;Acs,2005
2. Entrepreneurship, agglomeration and technological change;Acs;Small Business Economics,2005
3. Industry–university cooperative research centers;Adams;Journal of Technology Transfer,2001
4. Knowledge transfer through inheritance: spin-out generation, development and survival;Agarwal;Academy of Management Journal,2004
5. Die Mannheimer Gründungspanels des Zentrums für Europäische Wirtschaftsforschung GmbH (ZEW);Almus,2002