This study examines the relationships between firm size, R&D costs and output in the pharmaceutical industry. Porject-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...

The 1984 Drug Price Competition and Patent Term Restoration Act (the Waxman-Hatch Act) is unique in many ways. This Law was the first change in U.S. patent terms since 1861. It simultaneously lowered the barrier to entry for generic drug firms and increased patent terms for new drugs delayed by...