Discussion paper DP8392 Venture Capital, Patenting, and Usefulness of Innovations Lars Persson Pehr-Johan Norbäck Steffen Lippert Simona Fabrizi 31 May 2011 Industrial Organization C70 D21 D82 G24 L26 M13 O31 O34
Discussion paper DP5078 Networks of Relations and Social Capital Giancarlo Spagnolo Steffen Lippert 23 May 2005 Industrial Organization D23 D43 L13 L29 O17