tomfid.bsky.social
@tomfid.bsky.social
Sometimes a model can be used to find convincing data, for an end run around the "it's just a model" foolishness metasd.com/2025/09/some... #systemdynamics
Sometimes the best model is the data – MetaSD
metasd.com
October 21, 2025 at 10:53 PM
Reposted
AI-powered speculators sustain collusive profits without communication or intent, undermining market efficiency and liquidity. Identifying two algorithmic mechanisms and when each arises, from Winston Wei Dou, Itay Goldstein, and Yan Ji https://www.nber.org/papers/w34054
July 25, 2025 at 7:00 PM
#SystemDynamics graphical conventions for conveyor stocks are flawed metasd.com/2025/07/conv...
July 25, 2025 at 3:25 PM
A bit of history: Barry Richmond on shoehorning the problem into the #systemdynamics archetype: metasd.com/2025/07/shoe...
Shoehorning the Problem into the Archetype – MetaSD
metasd.com
July 23, 2025 at 12:33 AM
What is SD? 2.0 – MetaSD
metasd.com
July 22, 2025 at 10:29 PM
Reposted
He's right. "Nothing short of devastating"
By @holdenthorp.bsky.social @science.org
www.science.org/doi/10.1126/...
June 5, 2025 at 8:41 PM
Reposted
Senate Passes Bipartisan Resolution Preventing Themselves From Stopping Trump theonion.com/senate-...
June 3, 2025 at 2:01 PM
Reposted
A major loss to our understanding of how extreme weather events are affecting us. There are 3 alternative databases I will be using:
Gallagher Re: www.ajg.com/gallagherre/...
Aon: img.clients.aonunited.com/Web/Aon5/%7B...
EM-DAT: www.emdat.be
May 8, 2025 at 4:25 PM
Reposted
Neat new paper by Andrew Dessler on how climate change is driving up electricity costs in Texas by producing more extreme demand. Details over at The Climate Brink: www.theclimatebrink....
How climate change is raising your electricity bill
a case study of Texas' electricity market
www.theclimatebrink.com
May 6, 2025 at 7:03 PM
I think this post metasd.com/2024/12/dest... is relevant to practically every bit of news I've seen lately.
April 11, 2025 at 4:18 PM
I think this post metasd.com/2024/12/dest... is relevant to practically every bit of news I've seen lately.
April 11, 2025 at 4:18 PM
Silly to think that AI will step in and save us right when the government is at peak stupid.
April 11, 2025 at 4:16 PM
Reposted
If we unplug a patient’s heart rate monitor, we won’t know if she’s dead. Immortality achieved!
Trump’s EPA Plans to Stop Collecting Greenhouse Gas Emissions Data From Most Polluters
Climate experts expressed shock and dismay at the move. “It would be a bit like unplugging the equipment that monitors the vital signs of a patient that is critically ill,” one said.
www.propublica.org
April 10, 2025 at 6:42 PM
"Notice and comment is unnecessary because I am ordering the repeal."
April 10, 2025 at 3:21 PM
Reposted
For a minute there, the optimists among us thought the courts might provide a bulwark against the United States becoming a "lawless regime".
Justice Sotomayor
April 8, 2025 at 4:59 PM
Reposted
I was proud to write for the New York Times for more than 20 years, but I’m not proud of the newspaper’s buried coverage of the nationwide #handsoff protests. Compare the printed front page today to 1970 Earth Day.
April 6, 2025 at 1:40 PM
Reposted
“While my trade policy might cause some temporary hardships for investors, it’s ultimately intended to completely fucking destroy the livelihoods of the financially destitute,” said Trump
theonion.com/trump-a...
Trump Assures Wall Street He’ll Go Back To Just Fucking Over Poor People Soon
WASHINGTON—In response to market panic about his new wide-ranging tariffs, President Donald Trump reportedly offered Wall Street assurance Friday that he would soon go back to just fucking over poor people. “While my trade policy might cause some temporary hardships for investors, it’s ultimately intended to completely fucking destroy the livelihoods of the financially destitute,” […]
theonion.com
April 5, 2025 at 12:00 AM
Trumpers fleeing to ... value?
April 4, 2025 at 11:00 PM
Reposted
Four countries that have successfully reversed democratic decline in recent years
April 1, 2025 at 3:58 PM
Updated edition of my Bathtub Statistics model metasd.com/2025/03/new-... #systemdynamics
New Bathtub Statistics edition - MetaSD
I’m working on a unified minicourse in stats for SD. A first spinoff is an update of my Bathtub Statistics model.
metasd.com
March 20, 2025 at 10:41 PM