Does US Innovation Drive the Dollar’s Global Dominance?
Patent – Patently-O 2025-07-20
Summary:
by Dennis Crouch
In their recent article, Professors Mauro Bambi and Sara Eugeni from Durham University (UK) propose an intriguing hypothesis connecting patent-driven innovation with the global dominance of reserve currencies, particularly the US dollar. They look at Patent Cooperation Treaty (PCT) applications over the years, including high-value "triadic" patent families and argues that higher patenting activities significantly influence central banks' decisions to hold a particular currency as a reserve asset. Eugeni, Sara and Bambi, Mauro, Silicon Valley and the Greenback: Does US Innovation Fuel the Dollar's Global Dominance? (Working Paper from June 26, 2025).
Figure 1 from their paper (above) visualizes this correlation: as a country's share of PCTs increase, so too does the share of its currency in global reserves.
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