Arora, Ashish; Gambardella, Alfonso; Magazzini, Laura; … - In: Management Science 55 (2009) 10, pp. 1638-1653
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 research and development projects advanced to preclinical and...