This study examines the relationships between firm size, R&D costs and output in the pharmaceutical industry. Project-level data from a survey of 12 US-owned pharmaceutical firms on drug development costs, development phase lengths and failure rates are used to determine estimates of the R&D...

This study investigates the returns to R&D for 100 new drugs introduced into the United States during the decade of the 1970s. In contrast to prior studies, it incorporates several significant structural changes that have occurred in the pharmaceutical industry during the 1980s. These include...

In this article we describe how reimbursement cost-effectiveness thresholds, per unit of health benefit, whether set explicitly or observed implicitly via historical reimbursement decisions, serve as a signal to firms about the commercial viability of their R&D projects (including candidate...