Discussion paper DP5753 Jostling for Advantage: Licensing and Entry into Patent Portfolio Races Ralph Siebert Georg von Graevenitz 11 Jul 2006 Industrial Organization L13 L49 L63
Discussion paper DP5436 How Licensing Resolves Hold-Up: Evidence from a Dynamic Panel Data Model with Unobserved Heterogeneity Ralph Siebert Georg von Graevenitz 12 Jan 2006 Industrial Organization L13 L49 L63