Encyclopedia of Health Economics 2014 ÌÇÐÄvlog¹ÙÍø Authors See citation below for complete author information. F. M. Scherer Professor of Public Policy and Corporate Management in the Aetna Chair, Emeritus Citation Scherer, F.M. "Research and Development Costs and Productivity in Biopharmaceuticals." Encyclopedia of Health Economics. Elsevier, 2014, 249-255.