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Karam Jo · Seula Kim

Layer 1 — Overview Research Question. Jo and Kim ask two related questions: (1) How do firms use different types of innovation when learning others’ technology takes time? (2) How does this …

Fabio Bertolotti

This paper examines how anticipated changes in patent term affect R&D and innovation, using the U.S. ratification of the Trade-Related Aspects of Intellectual Property Rights (TRIPs) agreement in …

Nicolas Coeurdacier · Florian Oswald · Marc Teignier

This paper asks how cities grow in the process of structural transformation — specifically, whether urban expansion occurs at the intensive margin (higher density within a fixed area) or the extensive …