Giovanni Mellace
giovannimellace.bsky.social
Giovanni Mellace
@giovannimellace.bsky.social
Professor at the University of Southern Denmark and chairperson of the Econometrics and Data Science research platform. I work on Causal Inference.
🎉 Thrilled to share that my paper with Riccardo Di Francesco has been accepted at Economics Letters!
🔗 arxiv.org/abs/2502.11691
Causal Inference for Qualitative Outcomes
Causal inference methods such as instrumental variables, regression discontinuity, and difference-in-differences are widely used to identify and estimate treatment effects. However, when outcomes are ...
arxiv.org
September 17, 2025 at 7:29 AM
Excited to share our new paper on arXiv! 📢
With my amazing colleagues Seetha Menon and Nadja van 't Hoff, we show that—contrary to common belief—men use more healthcare than women when faced with an unexpected health shock.

🔗 arxiv.org/abs/2509.01310
Gender Differences in Healthcare Utilisation - Evidence from Unexpected Adverse Health Shocks
This paper is the first to provide causal evidence of gender differences in healthcare utilisation to better understand the male-female health-survival paradox, where women live longer but experience ...
arxiv.org
September 3, 2025 at 2:41 PM
Excited to present at #iHEA2025 in Bali 🌴:
📄 Nudging Nutrition: Lessons From the Danish "Fat Tax"
📄 Sex Differences in Healthcare Utilisation: Evidence from Unexpected Adverse Health Shocks
#IHEA205
July 22, 2025 at 12:07 AM
Looking forward to presenting in Torino at #IAAE2025 our Shapley Instruments paper in a super interesting session. Join us on Wednesday if you attend the conference
June 23, 2025 at 10:47 AM
It's always a great time visiting my coauthor @fedeabides.bsky.social in Siena. This time I also presented our brand new paper Shapley Instruments joint with Nadja van't Hoff and Zsolt Sandor.
June 21, 2025 at 5:54 PM
I had such a great time at #espe2025 in Napoli. Very interesting presentations and outstanding social events in an amazing location.
June 15, 2025 at 4:02 PM
🎉 Excited to share that our paper "Limited Monotonicity and the Combined Compliers LATE" (with Nadja van’t Hoff and Arthur Lewbel) has been accepted for publication in the Review of Economics and Statistics!
📄 fmwww.bc.edu/EC-P/wp1059....
fmwww.bc.edu
June 11, 2025 at 5:55 AM
Looking forward to presenting my paper with my great coauthor @rokspruk.bsky.social in Palermo on Friday. We evaluate the huge investment in public health and education that followed the revolution finding long lasting effects.
May 28, 2025 at 7:23 PM
🚨 PhD course @sdu.dk this August!
"Historical Perspectives on Current Econ Issues: Big Data & Applications"
📅 Aug 11–22 | Odense
👨‍🏫 Christopher Meissner (UC Davis)
Apply by July 1 www.sdu.dk/en/forskning...
PhD summer school
PhD Course: Historical Perspectives on Current Economics Issues: Big Data and Applications HEDG and Department of Economics, University of Southern Denmark 12–22 August 2024
www.sdu.dk
May 22, 2025 at 1:59 PM
Reposted by Giovanni Mellace
🚨🚨🚨PhD summer school at the University of Southern Denmark 🚨🚨🚨What can we learn about tariffs and trade from history? Chris Meisner, our keynote speaker, is one of the most renowned experts on historical trade and policy. + Learn ML + NLP tools in a hands-on-approach. Join us 11-22 August 2025!
February 21, 2025 at 2:31 PM
Looking for a salaried PhD position? Join my colleague in a cutting-edge research project at SDU, in collaboration with MIT, to explore the transformative impact of disability reforms with register data!
Apply here: fa-eosd-saasfaprod1.fa.ocs.oraclecloud.com/hcmUI/Candid...
PhD scholarship for research project on disability reform in Applied Economics
Application deadline: April 1, 2025, 23.59 CET.
fa-eosd-saasfaprod1.fa.ocs.oraclecloud.com
February 21, 2025 at 11:08 AM
Is your outcome a qualitative variable, but you still want to conduct causal inference?
Check out our new paper Causal Inference for Qualitative Outcomes!
We provide an open-source R package,causalQual , for easy implementation:
🔗 github.com/riccardo-df/...

📄 arxiv.org/abs/2502.11691
Causal Inference for Qualitative Outcomes
Causal inference methods such as instrumental variables, regression discontinuity, and difference-in-differences are widely used to estimate treatment effects. However, their application to qualitativ...
arxiv.org
February 18, 2025 at 7:04 AM
We’re looking for a motivated researcher to apply for a Marie Skłodowska-Curie postdoc with our Econometrics & Data Science group at SDU!

Focus: Causal Inference, Machine Learning, Big Data
Full support for promising projects

More info & apply:
www.sdu.dk/en/om-sdu/in...
Econometrics and Data Science
www.sdu.dk
January 30, 2025 at 7:43 AM
Reposted by Giovanni Mellace
🚨NEW WP OUT!🚨 Our working paper with Claudio Detotto & Carlo Caporali on the causal impact of terrorism on voter turnout during Italy's Years of Lead is out! Comments and suggestions welcome! Link here: crenos.unica.it/crenos/publi...
Terror and Turnout: The Impact of Terrorism During the Years of Lead | CRENoS
crenos.unica.it
January 12, 2025 at 7:03 PM
Reposted by Giovanni Mellace
Our latest research with Toman Barsbai and Christoph Winter is now forthcoming in JOLE! 📄

We explore how labor market conditions at arrival shape migrants’ integration, showing that arriving during recessions pushes migrants into lower-paying jobs—a persistent effect lasting over 10 years.
November 28, 2024 at 3:40 PM
We are looking for a full professor in economics with Focus on Big Data and Large Language Models in Social Data Science. Deadline: February 17, 2025
fa-eosd-saasfaprod1.fa.ocs.oraclecloud.com/hcmUI/Candid...
Professorship in Economics with Focus on Big Data and Large Language Models in Social Data Science
Application deadline: February 17, 2025.
fa-eosd-saasfaprod1.fa.ocs.oraclecloud.com
November 28, 2024 at 9:19 AM
Reposted by Giovanni Mellace
New WP 🚨

1. Recipe to write estimators as weighted outcomes
2. Double ML and causal forests as weighting estimators
3. Plug&play classic covariate balancing checks
4. Explains why Causal ML fails to find an effect of 1 with noiseless outcome Y = 1 + D
5. More fun facts
arxiv.org/abs/2411.11559
November 19, 2024 at 12:11 PM
Looking to hire a talented and dedicated econometrician? I highly recommend Nadja van't Hoff. We collaborated with
Arthur Lewbel on "LiM and the CC-LATE", R&R at
the REStat. In her JMP, she develops novel identification results for settings with non-binary, ordered treatments. nadjavanthoff.com
November 15, 2024 at 9:21 AM
Roberta Di Stefano and I have updated our paper, "The Inclusive Synthetic Control Method." The new version, now incorporating the penalized SCM in our application, is available here: arxiv.org/abs/2403.17624.
The inclusive Synthetic Control Method
We introduce the inclusive synthetic control method (iSCM), a modification of synthetic control methods that includes units in the donor pool potentially affected, directly or indirectly, by an interv...
arxiv.org
November 15, 2024 at 7:20 AM
The US elections in a nutshell 🤦‍♂️https://www.dailymail.co.uk/video/news/video-3306573/Video-time-Puerto-Rican-Trump-voter-reveals-shocking-reason.html
November 6, 2024 at 9:13 AM
Reposted by Giovanni Mellace
Sciences Po has junior positions in econometrics and in health/environmental this year, please apply, and please RT!
econjobmarket.org/positions/10...
EJM - Econ Job Market
econjobmarket.org
October 7, 2024 at 12:09 PM
We are highering a tenure-track Assistant Professor in Macroeconomics, deadline December 1, 2024. eur03.safelinks.protection.outlook.com?url=https%3A...
EJM - Econ Job Market
eur03.safelinks.protection.outlook.com
October 29, 2024 at 11:58 AM
Reposted by Giovanni Mellace
Please like and share. Help us to spread the word in these post-Twitter times! 🙏
🚨We are thrilled to announce a special live recording of the Causal Bandits Podcast at #CDSM24! This year, Alex Molak will be joined by Ciarán M. Gilligan-Lee, Head of the Causal Inference Research Lab at Spotify, for an insightful discussion on the latest developments in causal AI.
September 20, 2024 at 1:44 PM
Reposted by Giovanni Mellace
I'm happy to share that our paper with @giovannimellace.bsky.social , Roberta Di Stefano, and Silvia Tiezzi has been accepted in Labour Economics. www.sciencedirect.com/science/arti...
The gray zone: How not imposing a strict lockdown at the beginning of a pandemic can cost many lives
The public debate on the effectiveness of lockdown measures is far from being settled. We estimate the impact of not having implemented a strict lockd…
www.sciencedirect.com
June 10, 2024 at 7:01 AM
Reposted by Giovanni Mellace
🚨New language model for historical occupations🚨
OccCANINE is a new tool, which turns occupational descriptions (in all their pesky variety) into standard HISCO codes. Accurate, multilingual and fast. Developed by
Christian M. Dahl, Torben Johansen, and myself (1/12)
April 4, 2024 at 4:04 PM