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Our data says that the document:
Bhaven N., Sampat ; Scott C., Hemphill. (2012) Weak Patents Are a Weak Deterrent: Patent Portfolios, the Orange Book Listing Standard, and Generic Entry in Pharmaceuticals.
In: NBER Chapters. RePEc:nbr:nberch:13215.
Full description at Econpapers
cites:
Murphy, Kevin, and Robert Topel. 2000. Measuring the Gains from Medical Research: An Economic Approach. Chicago, Ill: University of Chicago Press.
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