Jingyuan Zeng

From Public Labs to Private Firms: Magnitude And Channels of Local R&D Spillovers* Abstract. Introducing a new measure of scientific proximity between private firms and public research groups and exploiting a multibillion-euro financing p

#QJE Nov 2025, #14, “From Public Labs to Private Firms: Magnitude and Channels of Local R&D Spillovers,” by Bergeaud (@abergeaud.bsky.social), Guillouzouic (@arthurgzouic.bsky.social), Henry, and Malgouyres: doi.org/10.1093/qje/...

12.10.2025 00:30 — 👍 4    🔁 3    💬 1    📌 0

Timeline of antibiotics titled The Golden Age of Antibiotics: the year when each antibiotic drug class was first available for clinical use.

Nearly two-thirds of antibiotics were introduced during the “golden age of antibiotics”! (short thread)

05.02.2025 16:07 — 👍 103    🔁 29    💬 3    📌 1

These are 10 of my favourite #UrbanEconomics articles published in academic journals in 2024 (continues a tradition started in 2018, order is alphabetical by first author, no ranking implied):

27.12.2024 16:23 — 👍 33    🔁 11    💬 1    📌 0

Delighted to share I've got a 4.9/5 in my teaching evaluation for Firms and economic geography: Location, innovation and technology. Many thanks to my dear undergrad students!

18.12.2024 09:07 — 👍 0    🔁 0    💬 0    📌 0

VCs
were 36% more likely to invest in a Black-founded startup in the year after the murder of George Floyd, and
the share of dollars to Black entrepreneurs grew by 43%.

But investment in Black-founded startups reverted to prior levels within two years.
www.nber.org/papers/w33227

12.12.2024 14:13 — 👍 12    🔁 6    💬 0    📌 0

Killer Acquisitions | Journal of Political Economy: Vol 129, No 3 This paper argues that incumbent firms may acquire innovative targets solely to discontinue the target’s innovation projects and preempt future competition. We call such acquisitions “killer acquisiti...

This Killer Acquisitions paper from Cunningham Ederer and Ma is a great one: www.journals.uchicago.edu/doi/10.1086/.... The context is limited to pharma though

25.11.2024 21:03 — 👍 2    🔁 1    💬 0    📌 0