Martin Mattsson
martinmattsson.bsky.social
Martin Mattsson
@martinmattsson.bsky.social
Economist at National University of Singapore. Research on government institutions and air pollution. Some Effective Altruism flavored work.
Reposted by Martin Mattsson
The #MeToo movement led to a 10% jump in sex crime reports and the effect lasted over 2 years.

✅ More reporting
✅ More arrests
❌ Not just more crimes
✅ Impact across race & income

Social movements can change high-stakes behavior.
papers.ssrn.com/sol3/papers....
June 4, 2025 at 12:26 PM
I can confirm, he is young, he is cool, and great coauthor and friend!
Today's cool young researcher #econtwitter #econsky is @siddyg88 @NUSingapore who works on topics related to development, political economy + labor
May 20, 2025 at 5:03 AM
Reposted by Martin Mattsson
Come work with us at the National University of Singapore. Every year, we have a fantastic group of pre-docs working with us! #econ_ra

fass.nus.edu.sg/ecs/pre-doc-...
fass.nus.edu.sg
January 14, 2025 at 5:01 AM
Very grateful to Peter Singer for giving a guest lecture in our class on Effective Altruism. The class was developed by Joel Chow and I and aims to explain EA principles and real world applications of these principles. Taught as an interdisciplinary course at NUS

tinyurl.com/bckpychc
tinyurl.com
November 27, 2024 at 3:10 AM
My paper "Information Systems, Service Delivery, and Corruption: Evidence From the Bangladesh Civil Service" is now forthcoming in AEJ:Applied. It has been a great experience working with @aeajournals.bsky.social, Ben Olken, the reviewers, and @aeadata.bsky.social
November 27, 2024 at 3:00 AM
Reposted by Martin Mattsson
Two misconceptions about air quality and air purifier efficacy hold back adoption of a beneficial technology.

Nice summary on @voxdev.bsky.social of Chaudhury, @teevrat.bsky.social, @maulikjagnani.bsky.social, @martinmattsson.bsky.social working paper. voxdev.org/topic/energy...
Dual misbeliefs and technology adoption: Evidence from air purifiers in Bangladesh
Households in Bangladesh hold inaccurate beliefs about indoor air pollution and the effectiveness of air purifiers. Correcting both beliefs is necessary to increase the adoption and use of air purifie...
voxdev.org
October 9, 2024 at 8:33 PM