Drug competition and voluntary exit
We use a duration model to find evidence that drug exit is exacerbated by generic competition. However, the impact on drug exit of competition with other branded drugs within a drug's therapeutic class is not statistically significant.
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- James W Hughes & Michael J Moore & Edward A Snyder, 2003.
"Napsterizing Pharmaceuticals: Access, Innovation and Consumer Welfare,"
Levine's Working Paper Archive
618897000000000555, David K. Levine.
- James W. Hughes & Michael J. Moore & Edward A. Snyder, 2002. ""Napsterizing" Pharmaceuticals: Access, Innovation, and Consumer Welfare," NBER Working Papers 9229, National Bureau of Economic Research, Inc.
- Grabowski, Henry G & Vernon, John M, 1992. "Brand Loyalty, Entry, and Price Competition in Pharmaceuticals after the 1984 Drug Act," Journal of Law and Economics, University of Chicago Press, vol. 35(2), pages 331-50, October.
- Rebecca Henderson & Iain Cockburn, .
"Scale, Scope and Spillovers: The Determinants of Research Productivity in Drug Discovery,"
ec25/94, Department of Economics, University of Lancaster.
- Rebecca Henderson & Iain Cockburn, 1996. "Scale, Scope, and Spillovers: The Determinants of Research Productivity in Drug Discovery," RAND Journal of Economics, The RAND Corporation, vol. 27(1), pages 32-59, Spring.
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