Vassar College Digital Library

Vassar Scholarship

Vassar Scholarship, the institutional repository formerly known as Digital Window, reflects the research and scholarly output of the Vassar College community.  It provides access to a variety of collections, including senior theses and projects across a wide range of disciplines.

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Vassar Scholarship

Patent protection, creative destruction, and generic entry in pharmaceuticals: evidence from patent and pricing data

Publication Date
2005-October-28
Document Type
working paper
Authors
Marco, Alan C.
Department or Program
Economics Department
Document Type
Working Paper
Abstract

This paper merges patent citation data with data on pharmaceutical patent expirations, generic entry, and pricing to explore the effects of observable patent characteristics on off-patent and on-patnet pharmaceutical pricing. Using a sample of drug patents facing generic entry in...

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Vassar Scholarship

The value of certainty in intellectual property rights: stock market reactions to patent litigation

Publication Date
2005-November-15
Document Type
working paper
Authors
Marco, Alan C.
Department or Program
Economics Department
Document Type
Working Paper
Abstract

Using a sample of patents litigated between 1977 and 1997, I estimate stock market reactions to patent litigation decisions and to patent grants. I find that the resolution of uncertainty over validity and infringement is worth as much to the...

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