Best of #econtwitter - Week of January 17, 2021
Welcome readers old and new to this week’s edition of Best of Econtwitter. Thanks to those sharing suggestions, over email or on Twitter @just_economics.
A lot of new papers this week!
Paper summary threads
![Twitter avatar for @Schoefer_B](https://substackcdn.com/image/twitter_name/w_96/Schoefer_B.jpg)
![Image](https://substackcdn.com/image/fetch/w_600,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fpbs.substack.com%2Fmedia%2FEreNwg-VkAEEqah.png)
![Image](https://substackcdn.com/image/fetch/w_600,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fpbs.substack.com%2Fmedia%2FEreN34UVQAE5U-p.jpg)
![Image](https://substackcdn.com/image/fetch/w_600,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fpbs.substack.com%2Fmedia%2FEreN3CRUYAALtjb.jpg)
![Image](https://substackcdn.com/image/fetch/w_600,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fpbs.substack.com%2Fmedia%2FEreN4fpUUAEYWHV.png)
^see also: on granular spatial economics
^paper here. File under, “measuring the correct concept of wealth is hard”
![Twitter avatar for @DinaPomeranz](https://substackcdn.com/image/twitter_name/w_96/DinaPomeranz.jpg)
![Twitter avatar for @RichardvReeves](https://substackcdn.com/image/twitter_name/w_96/RichardvReeves.jpg)
![Image](https://substackcdn.com/image/fetch/w_600,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fpbs.substack.com%2Fmedia%2FErpHaoEXUAAICCL.png)
![Twitter avatar for @paulnovosad](https://substackcdn.com/image/twitter_name/w_96/paulnovosad.jpg)
![Twitter avatar for @zarekcb](https://substackcdn.com/image/twitter_name/w_96/zarekcb.jpg)
^thread from another coauthor here
![Twitter avatar for @MishaTeplitskiy](https://substackcdn.com/image/twitter_name/w_96/MishaTeplitskiy.jpg)
![Twitter avatar for @AnupamBJena](https://substackcdn.com/image/twitter_name/w_96/AnupamBJena.jpg)
![Twitter avatar for @krisgulati](https://substackcdn.com/image/twitter_name/w_96/krisgulati.jpg)
![Twitter avatar for @AdrienBilal](https://substackcdn.com/image/twitter_name/w_40/AdrienBilal.jpg)
![Twitter avatar for @EricVerhoogen](https://substackcdn.com/image/twitter_name/w_96/EricVerhoogen.jpg)
![Twitter avatar for @nberpubs](https://substackcdn.com/image/twitter_name/w_40/nberpubs.jpg)
![Twitter avatar for @mattyglesias](https://substackcdn.com/image/twitter_name/w_96/mattyglesias.jpg)
![Image](https://substackcdn.com/image/fetch/w_600,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fpbs.substack.com%2Fmedia%2FErjLVp4XYAEkXbY.jpg)
More (a lot this week): effect of AI on job postings; school management and teaching effectiveness; math olympiad medalists and immigration; effects of GDPR; coal in India; history dependence of city location; household deleveraging and slow recoveries; international trade and earnings inequality; training vs. outsourcing; education in Africa; lit review on macro wage compression; polio eradication in Africa; effect of voting on beliefs
Public goods
![Twitter avatar for @jenniferdoleac](https://substackcdn.com/image/twitter_name/w_96/jenniferdoleac.jpg)
Interesting discussions
![Twitter avatar for @paulnovosad](https://substackcdn.com/image/twitter_name/w_96/paulnovosad.jpg)
![Image](https://substackcdn.com/image/fetch/w_600,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fpbs.substack.com%2Fmedia%2FErdznpeXIAkTUHM.jpg)
^ie:
![Twitter avatar for @sc_cath](https://substackcdn.com/image/twitter_name/w_96/sc_cath.jpg)
![Twitter avatar for @paulnovosad](https://substackcdn.com/image/twitter_name/w_40/paulnovosad.jpg)
![Twitter avatar for @Undercoverhist](https://substackcdn.com/image/twitter_name/w_96/Undercoverhist.jpg)
![Twitter avatar for @_alice_evans](https://substackcdn.com/image/twitter_name/w_40/_alice_evans.jpg)
Professional navel-gazing
![Twitter avatar for @AnthonyLeeZhang](https://substackcdn.com/image/twitter_name/w_96/AnthonyLeeZhang.jpg)
^long advice thread — summarized by Shosh Vasserman as “work on writing multiple papers” — that provoked a lot of reactions. (Including the usual kind of backlash.) Context from Zhang on his objective function. Some followups:
![Twitter avatar for @ShengwuLi](https://substackcdn.com/image/twitter_name/w_96/ShengwuLi.jpg)
![Twitter avatar for @AnthonyLeeZhang](https://substackcdn.com/image/twitter_name/w_40/AnthonyLeeZhang.jpg)
![Twitter avatar for @analisapackham](https://substackcdn.com/image/twitter_name/w_96/analisapackham.jpg)
![Twitter avatar for @arpitrage](https://substackcdn.com/image/twitter_name/w_96/arpitrage.jpg)
![Image](https://substackcdn.com/image/fetch/w_600,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fpbs.substack.com%2Fmedia%2FErpCeyqXUAIntdK.jpg)
![Twitter avatar for @ShengwuLi](https://substackcdn.com/image/twitter_name/w_40/ShengwuLi.jpg)
^Healy summarizes his linked slides/advice here