Pietro Biroli
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pietrobiroli.bsky.social
Pietro Biroli
@pietrobiroli.bsky.social
Applied econ @unibo interested in genes, health, human capital. Dadx2. Lactose and fascist intolerant. he/him 📉📈

https://sites.google.com/site/pietrobiroli/
Reposted by Pietro Biroli
"An approximate cost-benefit calculation suggests firm owners have earned a cumulative return of 900 percent or more on the cost of this
training over seven years... without the need for asset or cash transfers"
openknowledge.worldbank.org/server/api/...
November 26, 2025 at 5:28 AM
Congrats
November 25, 2025 at 3:50 PM
Congrats!
November 23, 2025 at 10:53 PM
Reposted by Pietro Biroli
On average across traits, the three methods produced remarkably similar estimates of ~30%. Most (~85%) of this variance could already be estimated by common variant GWAS run on the same samples. Strikingly, classical twin estimates for these traits were ~2x higher!
November 21, 2025 at 10:34 PM
I was just thinking that ADHD/ASD might be the ones less likely to attrit

But yes, not a huge problem
November 22, 2025 at 8:30 AM
How is the attrition in the answers to this survey wave?
November 21, 2025 at 11:51 AM
Well, *rational* collective decision making is formally impossible.

Lots of irrational options are ripe for the taking
November 21, 2025 at 10:21 AM
This is equally fascinating and disturbing.

Do you know how for-pay online surveys like prolific or others are handling this?
November 19, 2025 at 7:47 AM
I want to read the rest!!! Couldn't find it with a quick browse online. Do you have a link by any chance?
November 18, 2025 at 5:48 AM
Ah ok sorry
November 17, 2025 at 1:01 PM
By academic relatives you also mean supervisors right?

But people choose supervisors because they like the topic, no? A lot of self-selecturing going on
November 17, 2025 at 11:21 AM
And the article provides excerpts of summers end Epstein's messages that makes it abundantly clear that
1. Summers knew who he was talking to
2. Summers clearly hoped to trade feedback and connections for sex
November 17, 2025 at 9:06 AM
Stop by Bologna on your way back 😉
November 10, 2025 at 10:24 PM