1. Who's Patenting What? An Empirical Exploration of Patent Prosecution;J Allison;Vanderbilt Law Review,2000
2. Missing Data
3. An Empirical Look at Software Patents;J Bessen;Journal of Economics & Management Strategy,2007
4. The Software Patent Experiment;J Bessen;Patents, Innovation and Economic Performance,2004
5. Sequential Innovation, Patents, and Imitation. Institute for Advanced Study;J Bessen;School of Social Science,2006