Gregor Pfeifer

Economist @USydneyEcon; former @EconUCL, @CReAM_Research; Applied Microeconomics, Policy Evaluation; affiliated with @CESifoGroup, @iza_bonn.

[Martin Huber @CausalHuber]

The new year starts with a great conference: the Labor Seminar in #Laax 🏔️ Inspiring talks with applications of causal inference methods in empirical labor economics and related fields. Thanks to Pia Schilling and Christina Felfe for putting together a fantastic program!

[Ludger Woessmann @Woessmann]

⚡9.-Klässler:innen 2024 vs. 2018:

Mathe -24⬇️
Bio -24⬇️
Chemie -24⬇️
Physik -23⬇️

Die neuen Ergebnisse des IQB-Bildungstrends.

Ganz grob gesprochen: 9.-Klässler:innen liegen heute etwa auf Niveau der 8.-Klässler:innen noch vor 6 Jahren.
1/3

[Ludger Woessmann @Woessmann]

📢Call for papers:

🚀4th CESifo Junior Workshop on the Economics of Education🤩

30-31 March 2026, Munich

Keynote: @michelacarlana (Harvard)

PhD students & early postdocs, please apply!

https://t.co/mQIXPqx7Xv

Deadline: 11 Jan 2026

Co-organizers @CaterinaPavese1 @mtotarelli

[𝔼𝕣𝕕𝕒𝕝 𝕋𝕖𝕜𝕚𝕟 @Erdal_Tekin_]

The 15th Workshop on the Economics of Risky Behavior, sponsored by @AU_SPA, will be held July 8–9, 2026 in Cagliari, Italy! 🇮🇹
Keynote: Paolo Pinotti (Bocconi University)
Organizers: Erdal Tekin (American University) & Claudio Deiana, Ludovica Giua, Marco Nieddu (University of Cagliari)
📅 Submission deadline: March 6, 2026
📄 Submit here: https://t.co/7QSoekzuG1

[Ludger Woessmann @Woessmann]

🚨 85% (!) der Erwachsenen sind für ein Mindestalter von 16 Jahren für Social Media.
Selbst unter den Jugendlichen ist eine relative Mehrheit dafür.

👉 Dies und mehr im neuen ifo Bildungsbarometer 2025:
https://t.co/XpLA6ljgkc
1/7

[Gregor Pfeifer @gregor_pfeifer]

@AgnieszkaTymula Congrats!!! 🥳🥂🎊

[CEPR @cepr_org]

New CEPR Discussion Paper - DP20112
Characterizing the Returns to STEM: Marginal and Policy-Relevant Treatment Effects
Aderonke Osikominu @UniHohenheim, @gregor_pfeifer @ArtSS_Sydney @USydneyEcon, @tim_ruberg @UniHohenheim
https://t.co/0HPLqGLEqa
#CEPR_LE #EconTwitter

[tim_ruberg @tim_ruberg]

Excited to share our new WP!
Together with Aderonke Osikominu and @gregor_pfeifer, I study the returns to STEM and show how policies should be designed to both increase STEM enrollment and generate positive returns for targeted groups, particularly women.

https://t.co/JRcvlHvPFN

[Ludger Woessmann @Woessmann]

📢Call for papers:

🚀3rd CESifo/ifo Junior Workshop on the Economics of Education🥳

12-13 May 2025, Munich

Keynote: @ALPWillen

PhD students & early postdocs, please apply!

https://t.co/cN1kugvQ58

Deadline: 16 Feb 2025

Co-organizer @CaterinaPavese1 @CESifoNetwork

[Paola Profeta @Paola_Profeta]

New seminar series at the @AxaGenderLab @Unibocconi join us in person or online! @AXAItalia @AXAResearchFund

[AEA Journals @AEAjournals]

Far-right parties in Austria exploited long-past historical events to win votes, but it caused a wave of anti-Muslim sentiment, according to Christian Ochsner of @CERGE_EI. We spoke with him about how political innovators use history to mobilize voters. https://t.co/3SrFHaGjmI

[Ashani Amarasinghe @ashaniamar]

Come work with me and @DavidUbilava on conflicts, market and food @USydneyEcon!

Checkout this PhD scholarship opportunity
https://t.co/FAu5PpkbZC

Reach out if you have any questions!

[Stefan Bauernschuster @SBauernschuster]

Come and join us!
You have a keen interest in applied micro, in policy relevant questions in health/ labor/ population/ public econ? Shortly finished your doctoral or master studies (or just about to do so)?
We are looking forward to your application (3y, possible extension)!

[Gregor Pfeifer @gregor_pfeifer]

@essobecker 🩷

[Gregor Pfeifer @gregor_pfeifer]

@essobecker thanks for proving that even if we condition on your bad weather in Mel, Syd is still so much more beautiful 😎

[James Graham @J_Meanwell]

Excited to announce the call for papers for the OzMac Workshop! Held @USydneyEcon, Sydney, Australia, December 9-10.

This is our third year running, and we look forward to submissions in applied and quantitative macroeconomics. Deadline: August 30th.

https://t.co/bCENJo0MHG

[Marcel Peruffo @mcperuffo]

Join us in wonderful sunny Sydney (GOAT of cities) for this Micro4Macro workshop by @E61Institute !! And if you do, give me a call, we'd be more than happy to have you at @USydneyEcon !

[CESifo @CESifoNetwork]

A Simple Approach to Staggered Difference-in-Differences in the Presence of Spillovers | Mario Fiorini, Wooyong Lee, @gregor_pfeifer
#EconTwitter
https://t.co/nvzM5pfjQq

[Gregor Pfeifer @gregor_pfeifer]

@jzhangecon @DukeSanford ��� CONGRATS

[AEA Journals @AEAjournals]

Forthcoming in AEJ: Applied Economics: "Activated History: The Case of the Turkish Sieges of Vienna" by Christian Ochsner and Felix Roesel. https://t.co/Ucw34r1hv5