John B. Holbein(@JohnHolbein1) 's Twitter Profileg
John B. Holbein

@JohnHolbein1

Associate Professor of Public Policy, Politics, Education @UVA

I share social science.

ID:289461078

linkhttp://sites.google.com/site/johnbholbein/ calendar_today28-04-2011 17:52:22

16,8K Tweets

45,4K Followers

37,9K Following

Hallgeir Sjåstad(@H_Sjastad) 's Twitter Profile Photo

Can smartphone usage at school negatively affect learning and well-being?

In an event study conducted by Sara Abrahamsson, who graduated from NHH/FAIR last year, she found that a smartphone ban had positive effects on mental health, bullying, and grades.

openaccess.nhh.no/nhh-xmlui/bits…

Can smartphone usage at school negatively affect learning and well-being? In an event study conducted by Sara Abrahamsson, who graduated from NHH/FAIR last year, she found that a smartphone ban had positive effects on mental health, bullying, and grades. openaccess.nhh.no/nhh-xmlui/bits…
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Rolf Degen(@DegenRolf) 's Twitter Profile Photo

Meta-analysis: Diversity has only a vanishingly small effect on team performance. osf.io/preprints/psya… We conducted a reproducible registered report meta-analysis on the relationship between diversity and team performance. Overall, our results show that diversity (across

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Mandi Eatough(@mandieatough) 's Twitter Profile Photo

Last week a group of disabled political scientists published an open letter to the APSA Council.

We are asking that the recently formed disability status committee be led by & comprised of PWD who deserve to speak to their own experiences.

Sign & Share:
openletter.earth/an-open-letter…

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Stefan Schubert(@StefanFSchubert) 's Twitter Profile Photo

Young American men commit much fewer crimes than previous generations did at the same age.

academic.oup.com/bjc/article-ab…

Young American men commit much fewer crimes than previous generations did at the same age. academic.oup.com/bjc/article-ab…
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Florian Ederer(@florianederer) 's Twitter Profile Photo

Uber faces significant competition for passengers.

However, it leverages its significant monopsony power to depress wages by an estimated 14 percent.
jackwfisher.com/monop_ride.pdf

Uber faces significant competition for passengers. However, it leverages its significant monopsony power to depress wages by an estimated 14 percent. jackwfisher.com/monop_ride.pdf
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@moritzmarbach.bsky.social(@moritzmarbach) 's Twitter Profile Photo

🚨New paper: The Impact of Private Hosting on the Integration of Ukrainian Refugees 🚨

w/ Mathis Herpell, Niklas Harder, Alexandra Orlova, Dominik Hangartner, Jens Hainmueller Immigration Policy Lab

osf.io/preprints/soca…

An Economist

Summary 🧵1/n

🚨New paper: The Impact of Private Hosting on the Integration of Ukrainian Refugees 🚨 w/ Mathis Herpell, Niklas Harder, Alexandra Orlova, Dominik Hangartner, Jens Hainmueller @ImmigrationLab osf.io/preprints/soca… #polisciresearch #econtwitter @just_economics Summary 🧵1/n
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Carlisle Rainey(@carlislerainey) 's Twitter Profile Photo

Cool new paper from Jake Jares and Neil Malhotra, conditionally accepted at American Political Science Review.

PDF: jakejares.com/publication/ja…

This paper is a helpful example of a careful argument for a 'null result'; see esp. pp. 27-32.

Cool new paper from @JakeJares and @namalhotra, conditionally accepted at @apsrjournal. PDF: jakejares.com/publication/ja… This paper is a helpful example of a careful argument for a 'null result'; see esp. pp. 27-32.
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Ethan Mollick(@emollick) 's Twitter Profile Photo

Who is doing the equivalent to Andrew Carnegie’s libraries now?

The 1,500 cities that he gave libraries to in the 1900s had 8-13% higher patenting rates than similar cities without them. Plus, their kids stayed in school longer, and they later chose safer & high prestige careers

Who is doing the equivalent to Andrew Carnegie’s libraries now? The 1,500 cities that he gave libraries to in the 1900s had 8-13% higher patenting rates than similar cities without them. Plus, their kids stayed in school longer, and they later chose safer & high prestige careers
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John B. Holbein(@JohnHolbein1) 's Twitter Profile Photo

Are immigrants more innovative?

Yup.

Immigrants tend to 1.) make up a higher share of business owners and 2.) operate more innovative and productive firms.

This 'implies [immigrants make] large contributions to U.S. innovation and growth.'

osf.io/preprints/soca…

Are immigrants more innovative? Yup. Immigrants tend to 1.) make up a higher share of business owners and 2.) operate more innovative and productive firms. This 'implies [immigrants make] large contributions to U.S. innovation and growth.' osf.io/preprints/soca…
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