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1. When do more patents reduce R&D?

by Hunt, Robert M.

Material type: article Article Publisher: 2006Barcode no: AR70432.Availability: Items available for loan: (1).

2. Urban density and the rate of invention

by Carlino, Gerald A | Hunt, Robert M | Chatterjee, Satyajit.

Material type: article Article Publisher: 2007Barcode no: AR76675.Availability: Items available for loan: (1).

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