PhD Defence: Shiwei Ye

Information Frictions and Finance

We are pleased to share that the PhD defence of Shiwei Ye, a member of our Full-time PhD Programme, will be taking place soon. Join us to celebrate this important milestone.

PhD student
Shiwei Ye
Promotor
Prof. dr. Daniel Metzger
Co-promotor
Dr. Thomas Lambert
Date
Monday 16 Nov 2026, 15:30 - 17:00
Type
PhD defence
Location

Senate Hall (Senaatszaal), Erasmus Building

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Abstract

How firms, workers, and households manage information determines how much value they capture. This dissertation studies information and value creation at three stages: production, transmission, and interpretation.

The first chapter shows that U.S. public firms generated private value and spillovers from open-source software on GitHub between 2015 and 2023. The second chapter shows that when AI coding tools arrived, junior developers shifted effort from routine coding, whose signal AI had diluted, toward creative projects that better reveal skill. The third chapter shows that Clinton's 2016 campaign rallies cut perceived economic uncertainty and raised loan applications through the precautionary savings machanism, while Trump's rallies had no effect.

More information

The PhD defence will start at exactly 15:30. The doors will then be closed. Latecomers may access the hall via the fourth floor.

The livestream link will be shared a few days before the defence.

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