The OHE is making available as free Occasional Papers drafts of two chapters that are due to appear in the Oxford Handbook on the Economics of the Pharmaceutical Industry due out in 2012. They are:
Towse, A., Keuffel, E., Kettler, H.E. and Ridley, D.B. (2011) Drugs and vaccines for developing countries. Occasional Paper. London: Office of Health Economics.
Towse, A., Drummond, M. and Sorenson, C. (2011) Measuring value: Pharmacoeconomics in theory and practice. Occasional Paper. London: Office of Health Economics.
Both are available here and via HEDS Teaching Bookmarks.