Arora, Ashish; Gambardella, Alfonso; Magazzini, Laura; … - KITeS, Centre for Knowledge, Internationalization and … - 2009
This paper compares the innovation performance of established pharmaceutical firms and biotech companies, controlling for differences in the scale and scope of research. We develop a structural model to analyze more than 3,000 drug R&D projects advanced to pre-clinical and clinical trials in the...