Vassar College Digital Library
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Abstract
The use of patent citations as a measure of patent "quality" increased dramatically in recent years. I estimate the hazard of patent citation, and find evidence of unobserved heterogeneity. Hazard estimation provides a means to separate patent quality from citation "inflation."
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Department or Program
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Paper Number
84
Peer Reviewed
Reviewed
Publication Date
2006-07-03
English
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