Discussion paper DP9468 Conflict Resolution, Public Goods and Patent Thickets Dietmar Harhoff Georg von Graevenitz Stefan Wagner 12 May 2013 Industrial Organization L13 L20 O34
Discussion paper DP6900 Incidence and Growth of Patent Thickets - The Impact of Technological Opportunities and Complexity Dietmar Harhoff Georg von Graevenitz Stefan Wagner 4 Jul 2008 Industrial Organization L13 L20 O34
Discussion paper DP5283 Modelling the duration of patent examination at the European Patent Office Dietmar Harhoff Stefan Wagner 18 Oct 2005 Industrial Organization C15 C41 D73 O34