Joung Yeob Ha
@joungyeobha.bsky.social
Economic historian. AP at Hanyang Univ.
https://sites.google.com/site/joungyeobha
https://sites.google.com/site/joungyeobha
Reposted by Joung Yeob Ha
My research team (w/ @andyferrara.bsky.social, Sam Bazzi, Eric Chyn, Martin Fiszbein, and Thomas Pearson) is hiring a full-time economics postdoc for the 2025-26 academic year! If you know someone who might be interested, see the link below.
Recruitment
workforcenow.adp.com
August 22, 2025 at 4:10 PM
My research team (w/ @andyferrara.bsky.social, Sam Bazzi, Eric Chyn, Martin Fiszbein, and Thomas Pearson) is hiring a full-time economics postdoc for the 2025-26 academic year! If you know someone who might be interested, see the link below.
Reposted by Joung Yeob Ha
excited to help push Noah's thesis forward into this new working paper! a Miami tradition! (send us your students who could benefit from an MA degree!)
🚨🚨🚨New working paper 🚨🚨🚨
We find that sleep loss due to late-night sports watching led to a significant increase in fatal car crashes in the US during the 2002 World Cup.
A 🧵... #EconSky #EconTwitter
www.iza.org/publications...
We find that sleep loss due to late-night sports watching led to a significant increase in fatal car crashes in the US during the 2002 World Cup.
A 🧵... #EconSky #EconTwitter
www.iza.org/publications...
Soccer’s Record on the Road: The Effect of Late-Night Sporting Events on Fatal Car Crashes
Sleep deprivation imposes significant public health and economic burdens. While researchers studying events like daylight saving time have quantified...
www.iza.org
August 18, 2025 at 1:25 PM
excited to help push Noah's thesis forward into this new working paper! a Miami tradition! (send us your students who could benefit from an MA degree!)
Reposted by Joung Yeob Ha
We’re pleased to release the schedule for this year’s virtual conference in Historical Political Economy 🎉 historicalpe.org/annual-virtu...
Send me a message if you’re not yet on our email list and would like to be!
Send me a message if you’re not yet on our email list and would like to be!
May 10, 2025 at 2:24 PM
We’re pleased to release the schedule for this year’s virtual conference in Historical Political Economy 🎉 historicalpe.org/annual-virtu...
Send me a message if you’re not yet on our email list and would like to be!
Send me a message if you’re not yet on our email list and would like to be!
Reposted by Joung Yeob Ha
A VoxDev piece on our work with Yi Lu and Tianyi Wang on robots and workers in China
🆕 Will robots replace workers? Lessons from China
Today on VoxDev, Osea Giuntella (University of Pittsburgh), Yi Lu (Tsinghua University) & Tianyi Wang (University of Toronto) discuss the employment and wage effects of robot adoption in China: voxdev.org/topic/techno...
Today on VoxDev, Osea Giuntella (University of Pittsburgh), Yi Lu (Tsinghua University) & Tianyi Wang (University of Toronto) discuss the employment and wage effects of robot adoption in China: voxdev.org/topic/techno...
Will robots replace workers? Lessons from China
Robot adoption has skyrocketed in China in the last decade. New research finds that this exposure has led to a decline in employment and wages, influencing workers’ training and retirement decisions. ...
voxdev.org
March 31, 2025 at 10:42 AM
A VoxDev piece on our work with Yi Lu and Tianyi Wang on robots and workers in China
Reposted by Joung Yeob Ha
So well deserved!! Especially happy for my dear friend and coauthor David YD, it’s been a true pleasure to be a part of his journey…
Julia Cagé & David Yanagizawa-Drott awarded the 2025 Yrjö Jahnsson Award in Economics for their important contributions on political economy & the media, based on deep historical research in France, the USA, and Africa.
Full info ℹ️https://eeassoc.org/awards/yrjo-jahnsson-award
Full info ℹ️https://eeassoc.org/awards/yrjo-jahnsson-award
March 31, 2025 at 12:01 PM
So well deserved!! Especially happy for my dear friend and coauthor David YD, it’s been a true pleasure to be a part of his journey…
Reposted by Joung Yeob Ha
Slowly but surely coming along: we have a new version of our working textbook on diffs in diffs!
papers.ssrn.com/sol3/papers....
Chapters 2 to 4, which cover the set up, classical DIDs, and relaxations of the parallel trends assumptions have been thoroughly revised and are now almost finished.
papers.ssrn.com/sol3/papers....
Chapters 2 to 4, which cover the set up, classical DIDs, and relaxations of the parallel trends assumptions have been thoroughly revised and are now almost finished.
Credible Answers to Hard Questions: Differences-in-Differences for Natural Experiments
This book introduces applied researchers to modern Differences-in-Differences (DID) methods, that they can use to obtain credible answers to hard causal inferen
papers.ssrn.com
March 12, 2025 at 3:09 PM
Slowly but surely coming along: we have a new version of our working textbook on diffs in diffs!
papers.ssrn.com/sol3/papers....
Chapters 2 to 4, which cover the set up, classical DIDs, and relaxations of the parallel trends assumptions have been thoroughly revised and are now almost finished.
papers.ssrn.com/sol3/papers....
Chapters 2 to 4, which cover the set up, classical DIDs, and relaxations of the parallel trends assumptions have been thoroughly revised and are now almost finished.
Reposted by Joung Yeob Ha
We are very happy to publish the "National Elections Database," including the results of 1,023 presidential and 2,962 parliamentary elections conducted worldwide since 1946!
www.nationalelectionsdatabase.com
with Benjamin Marx and Vincent Rollet
www.nationalelectionsdatabase.com
with Benjamin Marx and Vincent Rollet
Overview
National Elections Database
www.nationalelectionsdatabase.com
March 13, 2025 at 12:20 PM
We are very happy to publish the "National Elections Database," including the results of 1,023 presidential and 2,962 parliamentary elections conducted worldwide since 1946!
www.nationalelectionsdatabase.com
with Benjamin Marx and Vincent Rollet
www.nationalelectionsdatabase.com
with Benjamin Marx and Vincent Rollet