Erickson, Gary; Bayus, Barry L. - 2014
We empirically study the dynamics of R&D productivity by firm size over an industry's life cycle. To do this, we … computer industry. In general, we find the following. (1) Although R&D productivity generally shows decreasing marginal returns … life cycle. (2) In the early part of the industry life cycle, small firms exhibit greater R&D productivity than large firms …