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← Complex systems are usually governed by a small number of stable…
17 connected korrents · 16 moments on record from 21 Oct 1999 to 20 Sept 2026.
Everything filed under market efficiency
market efficiency
Everything filed under network science
network science
Everything filed under stock market
stock market
Everything filed under politics
politics
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Read this korrent: Complex systems are usually governed by a small number of stable invariants, which makes long-run outcomes more predictable than short-run details.
Complex systems are usually governed by a small number of stable invariants, which makes long-run outcomes more predictable than short-run details.
Last stated 7 months ago
18 Feb 2026
SH
Samuel Hammond — holds since 2026-02-18 — tap for who they are
Same subject: Complex systems are multivariable and nonlinear, so they can behave one way for years and then switch when a single variable changes. — tap to centre the map on it
Complex systems are multivariable and nonlinear, so they can behave one way for years and then switch when a single variable changes.
Last stated 3 months ago
9 Jun 2026
BG
Bill Gurley — holds since 2026-06-09 — tap for who they are
Same subject: Making a change within a complex system tends to produce unforeseen and unintended consequences. — tap to centre the map on it
Making a change within a complex system tends to produce unforeseen and unintended consequences.
Last stated 4 years ago
30 May 2022
SC
Steve Coast — holds since 2022-05-30 — tap for who they are
Same subject: Systems as different as a genome and the web are best described as networks with complex topology rather than as ordered or random structures. — tap to centre the map on it
Systems as different as a genome and the web are best described as networks with complex topology rather than as ordered or random structures.
Last stated 27 years ago
21 Oct 1999
RA
Réka Albert — holds since 1999-10-21 — tap for who they are
AB
Albert-László Barabási — holds since 1999-10-21 — tap for who they are
Same subject: A sophisticated economy cannot be centrally planned, because planning removes the price signal that carries information about demand. — tap to centre the map on it
A sophisticated economy cannot be centrally planned, because planning removes the price signal that carries information about demand.
Last stated a year ago
2 Sept 2025
BE
Benedict Evans — holds since 2025-09-02 — tap for who they are
Same subject: The feedback loops driving major shifts in international politics are highly destabilizing and difficult to predict in advance. — tap to centre the map on it
The feedback loops driving major shifts in international politics are highly destabilizing and difficult to predict in advance.
Last stated yesterday
20 Sept 2026
HF
Henry Farrell — holds since 2026-09-20 — tap for who they are
Same subject: History teaches complexity rather than prediction: it can explain the mechanisms of change without licensing any claim about what comes next. — tap to centre the map on it
History teaches complexity rather than prediction: it can explain the mechanisms of change without licensing any claim about what comes next.
Last stated 10 years ago
4 Jan 2017
AP
Ada Palmer — holds since 2017-01-04 — tap for who they are
Same subject: Complex systems do not have one root cause, so root-cause analysis is the wrong thing to be doing. — tap to centre the map on it
Complex systems do not have one root cause, so root-cause analysis is the wrong thing to be doing.
Last stated 8 months ago
25 Jan 2026
JC
Jason Cohen — holds since 2026-01-25 — tap for who they are
Same subject: Adding rules and complexity to a system drains it of humanity and fun. — tap to centre the map on it
Adding rules and complexity to a system drains it of humanity and fun.
Last stated 4 years ago
6 Jun 2022
SC
Steve Coast — holds since 2022-06-06 — tap for who they are
Same subject: Corner allocations under price ceilings are a distinct source of cross-market misallocation, separate from Harberger quantity loss and within-market misallocation. — tap to centre the map on it
Corner allocations under price ceilings are a distinct source of cross-market misallocation, separate from Harberger quantity loss and within-market misallocation.
Last stated 7 months ago
12 Feb 2026
AT
Alex Tabarrok — holds since 2026-02-12 — tap for who they are
Same subject: Even the most advanced AI cannot be followed blindly in investing, where value added is zero-sum and what is widely known is therefore worth little. — tap to centre the map on it
Even the most advanced AI cannot be followed blindly in investing, where value added is zero-sum and what is widely known is therefore worth little.
Last stated 3 months ago
10 Jun 2026
RD
Ray Dalio — holds since 2026-06-10 — tap for who they are
Same subject: Samuelson's random-walk analogy for stock prices was mathematical showing-off dressed up as a claim about the real world. — tap to centre the map on it
Samuelson's random-walk analogy for stock prices was mathematical showing-off dressed up as a claim about the real world.
Last stated 3 years ago
30 May 2023
AG
Andrew Gelman — holds since 2023-05-27 — tap for who they are
AG
Andrew Gelman — no longer holds since 2023-05-30 — tap for who they are
Same subject: Because two generic mechanisms reproduce the observed distributions, large networks are governed by self-organizing rules that do not depend on what the network is made of. — tap to centre the map on it
Because two generic mechanisms reproduce the observed distributions, large networks are governed by self-organizing rules that do not depend on what the network is made of.
Last stated 27 years ago
21 Oct 1999
RA
Réka Albert — holds since 1999-10-21 — tap for who they are
AB
Albert-László Barabási — holds since 1999-10-21 — tap for who they are
Same subject: Large real-world networks share one property: the number of connections per node follows a scale-free power law. — tap to centre the map on it
Large real-world networks share one property: the number of connections per node follows a scale-free power law.
Last stated 27 years ago
21 Oct 1999
RA
Réka Albert — holds since 1999-10-21 — tap for who they are
AB
Albert-László Barabási — holds since 1999-10-21 — tap for who they are
Same subject: Scale-free structure follows from just two mechanisms: networks keep adding nodes, and new nodes attach preferentially to well-connected ones. — tap to centre the map on it
Scale-free structure follows from just two mechanisms: networks keep adding nodes, and new nodes attach preferentially to well-connected ones.
Last stated 27 years ago
21 Oct 1999
RA
Réka Albert — holds since 1999-10-21 — tap for who they are
AB
Albert-László Barabási — holds since 1999-10-21 — tap for who they are
Same subject: A "good business" now means one that can display quarter-on-quarter stock growth, not one that makes good products at a fair price. — tap to centre the map on it
A "good business" now means one that can display quarter-on-quarter stock growth, not one that makes good products at a fair price.
Last stated a year ago
21 May 2025
EZ
Ed Zitron — holds since 2025-05-21 — tap for who they are
Same subject: Almost all of the dot-com era's exuberance turned out to be warranted; we remember the failures and forget the value that era created. — tap to centre the map on it
Almost all of the dot-com era's exuberance turned out to be warranted; we remember the failures and forget the value that era created.
Last stated a year ago
18 Aug 2025
BT
Bret Taylor — holds since 2025-08-18 — tap for who they are
Same subject: Almost no mutual fund earns the fees it charges, so most investors are better off buying an index fund. — tap to centre the map on it
Almost no mutual fund earns the fees it charges, so most investors are better off buying an index fund.
Last stated 3 years ago
20 Feb 2024
BA
Bill Ackman — holds since 2024-02-20 — tap for who they are
same subject or similar wording a cloud: claims about one subject, named for it bar: when it was last stated, on a scale from 1999 to today (stretched back to the oldest claim here) — full is today a face: someone on record holding the claim — tap it for who they are faded, dashed ring: they no longer hold it — they changed their mind