Welcome readers old and new to this week’s edition of Best of Econtwitter. Please submit suggestions — very much including your own work! — over email or on Twitter @just_economics.
This is part one of three.
Paper summaries

Important update to 'the worm wars'...
This major new study, which is a 23-year follow up of an RCT, finds that deworming reduced mortality in under-5s in Kenya by 24% (!) 🪱
editorialexpress.com/cgi-bin/confer…

^haven’t followed this lit closely but:

@salonium The original Busia RCT and its follow-ups have consistently shown large positive effects. Since the controversy is that other RCTs have failed to find them, I don't think another positive follow-up to the same study shifts the needle much in the worm wars.

. @mayadurvasula Scott Hemphill @PatentScholar Bhaven Sampat and I have a new working paper aimed at deciphering the complicated patchwork of patents and regulatory exclusivities needed to understand many aspects of biomedical innovation: nber.org/papers/w30628.


🚨🚨🚨
Updated WP: "America, Jump-started: World War II R&D and the Takeoff of the U.S. Innovation System"
The impacts of one of the largest public R&D investments in U.S. history on the direction & organization of innovation. Joint w/ Bhaven Sampat.
nber.org/papers/w27375


Many emerging technologies hold the potential for a wide-reaching and transformative effect on the economy. However, we currently do not have a robust and data-driven method to identify and separate those truly transformative technologies.
🧵and a new 📜
sciencedirect.com/science/articl…

More evidence of big long run effects from increasing childhood vaccination, from Burkina Faso in this case: editorialexpress.com/cgi-bin/confer…





Politically connected firms in India were more likely to access short-term credit (especially bank loans) during demonetization and delay payments to suppliers and creditors. They weathered the crisis better than their peers, with 8-10% higher income, sales, costs over 3 years.



Interesting discussions

I teach intro metrics this year @univienna. Inspired by @robertostling, I created some animations in @rmarkdown that I think are helpful for visualizing concepts from the course. Happy to share the code.
1: The sampling distribution (of OLS)


"What Austrian economics should I read? Not history of thought or philosophy but actual ECONOMICS about the world."
That's what a professor of mine asked me recently.
Here are my suggestions 🧵

We should all be doing all we can to make @Twitter thrive (@elonmusk or no Musk)- it is a stunning information source.
If you experience Twitter as a swamp, you only have youself to blame. You choose who you follow, block and mute.
A thread in praise of Twitter.
(1/7)
^tweet is written kind of too bluntly, but: choose your information diet extremely carefully!