Marcello Perez
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marcelloperez.bsky.social
Marcello Perez
@marcelloperez.bsky.social
Assistant Professor at @univgroningen 🇳🇱 | Development Economist | Human Capital, Migration & PolitEcon | Nicaraguan-German. https://mperezalvarez.de
Reposted by Marcello Perez
Exciting news on @malengo.org, the NGO that helps East African students move to Europe for education: Our research team has given us a glimpse of their early findings!

Here is the full writeup, joint with @richardnerland.bsky.social:

forum.effectivealtruism.org/posts/CpZYHk...

Thread follows!
November 27, 2025 at 2:28 AM
Reposted by Marcello Perez
Great news on @malengo.org: With a new large investment from The Shapiro Foundation (theshapirofoundation.org), we'll be able to bring several hundred vocational training and university students from Kenya, Uganda, and Rwanda to Europe over the coming years!

More here: malengo.org/malengo-secu...
October 23, 2025 at 3:31 AM
Reposted by Marcello Perez
1/ 🚨 New paper! 🚨
How do the economic trajectories of children of immigrants vary across 15 high-income countries? We study intergenerational mobility of immigrants, using individual-level linked parent-child data across Europe, North America, and beyond. 🧵👇 #EconSky
February 21, 2025 at 11:44 AM
Reposted by Marcello Perez
Reposted by Marcello Perez
For those who want to jump to the frontier in select areas of economics, the AEA has posted the webcasts of this year’s continuing lectures. Thanks much to @lawrencekatz.bsky.social for his leadership and vision in assembling these lectures.
www.aeaweb.org/conference/w...
2025 AEA Recent Developments Lectures
www.aeaweb.org
January 11, 2025 at 3:10 PM
Reposted by Marcello Perez
I've decided to collect my DiD materials in a single place.

psantanna.com/did-resources

There, you will find
- 14 lectures of my comprehensive DiD course
- Shorter lectures/talks I have given on DiD
- My DiD R/Stata/Python packages
- Some DiD checklists
- DiD materials from my friends

Enjoy!
Pedro H. C. Sant’Anna
psantanna.com
January 3, 2025 at 4:44 PM
Reposted by Marcello Perez
It's time for an end-of-year update on @malengo.org! Our goal is to alleviate extreme poverty by facilitating international educational migration. Our flagship program supports Ugandan high school graduates in applying for and obtaining a Bachelor's degree in Germany. Here is what we're been up to!
December 25, 2024 at 12:09 PM
Reposted by Marcello Perez
I'm teaching an online two-day workshop on advanced IV topics this February 10th and 12th, through @causalinf.bsky.social's Mixtape platform. All are welcome. Sign up here!

www.mixtapesessions.io/session/iv_f...
December 19, 2024 at 7:54 PM
Reposted by Marcello Perez
I'm very excited to join the Brooks School of Public Policy and the Department of Economics at @cornelluniversity.bsky.social in January. And we're hiring pre-doc fellows in development economics! Great 1–2 year PhD preparation. Please share widely! cornell.wd1.myworkdayjobs.com/CornellCaree...
December 9, 2024 at 11:49 PM
Reposted by Marcello Perez
Economists love using linear regression to estimate treatment effects — it turns out that there are perils to this method, but also amazing perks

Come with me in this 🧵 if you want to learn about our now-published paper "Contamination Bias in Linear Regressions!"

1/ (Twitter rerun!)
The December 2024 issue of the American Economic Review (114, 12) is now available online at aeaweb.org/issues/785.
American Economic Review
Vol. 114 No. 12 December 2024
aeaweb.org
November 30, 2024 at 12:29 PM
Reposted by Marcello Perez
My new, very brief article is about economic growth — highlighting nine countries in Africa where incomes have more than doubled since 1990.
November 28, 2024 at 4:46 PM
Reposted by Marcello Perez
Come work with us on international educational migration! 🌍 We’re hiring a #PreDoc at @eegmpi.bsky.social in Bonn.
Join a team of fantastic researchers to work on an ambitious RCT with real-world impact.

📢 We are excited to hear from you! career.coll.mpg.de/jobposting/c...

#econ_ra #EconSky
We are hiring a Predoc! Join our international research team at the MPI to work on an RCT focused on international educational migration. Based in Bonn, Germany, with competitive pay and exciting opportunities for professional development. Apply here: career.coll.mpg.de/jobposting/c...
Predoctoral Research Assistant (m/f/div) for Project on International Educational Migration
career.coll.mpg.de
November 25, 2024 at 9:09 AM
Apply and join our team to conduct pioneering research on international educational migration!
We are hiring a Predoc! Join our international research team at the MPI to work on an RCT focused on international educational migration. Based in Bonn, Germany, with competitive pay and exciting opportunities for professional development. Apply here: career.coll.mpg.de/jobposting/c...
Predoctoral Research Assistant (m/f/div) for Project on International Educational Migration
career.coll.mpg.de
November 15, 2024 at 2:03 PM