Drug Industry: Profits, Research and Development Spending, and Merger and Acquisition Deals
https://www.gao.gov/assets/690/688472.pdf
Retail prescription drug expenditures have been growing as a percentage of total health care spending. This report traces changes in the financial performance and structure of the drug industry, the effects on R&D spending and new drug approvals, and how potential consolidation might affect drug prices and new drug development. From the Government Accountability Office