Tap a claim on the ring to put it at the centre.
← What broke the Malthusian trap was that productivity growth raised the price of bringing a child to adulthood.
13 connected korrents · 10 moments from 30 May 2013 to 20 Sept 2026.
Everything filed under demographics
demographics
Everything filed under family
family
Everything filed under immigration
immigration
Everything filed under sustainability
sustainability
Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject
Read this korrent: What broke the Malthusian trap was that productivity growth raised the price of bringing a child to adulthood.
What broke the Malthusian trap was that productivity growth raised the price of bringing a child to adulthood.
Last stated 4 years ago
11 Oct 2022
DV
Dietrich Vollrath — holds since 2022-10-11 — tap for who they are
Same subject: Before about 1870 every burst of productivity growth was eaten by a burst of population growth, leaving living standards where they were. — tap to centre the map on it
Before about 1870 every burst of productivity growth was eaten by a burst of population growth, leaving living standards where they were.
Last stated 4 years ago
11 Oct 2022
DV
Dietrich Vollrath — holds since 2022-10-11 — tap for who they are
Same subject: Sustained growth in living standards required productivity to accelerate and population growth to fall at the same time. — tap to centre the map on it
Sustained growth in living standards required productivity to accelerate and population growth to fall at the same time.
Last stated 4 years ago
11 Oct 2022
DV
Dietrich Vollrath — holds since 2022-10-11 — tap for who they are
Same subject: Something is broken in how people pair up in the West, and that shortage of couples and marriages, not money, is why there are too few children. — tap to centre the map on it
Something is broken in how people pair up in the West, and that shortage of couples and marriages, not money, is why there are too few children.
Last stated a year ago
14 Oct 2025
AE
Alice Evans — holds since 2024-11-01 — tap for who they are
DH
David Heinemeier Hansson — holds since 2025-07-12 — tap for who they are
LS
Lyman Stone — holds since 2025-10-14 — tap for who they are
Same subject: The research lab, the corporation and globalisation could not have produced sustained growth without the fall in fertility beside them. — tap to centre the map on it
The research lab, the corporation and globalisation could not have produced sustained growth without the fall in fertility beside them.
Last stated 4 years ago
11 Oct 2022
DV
Dietrich Vollrath — holds since 2022-10-11 — tap for who they are
Same subject: A liberal divorce law is wise — tap to centre the map on it
A liberal divorce law is wise
ES
Elizabeth Cady Stanton — holds since c. 1898 — tap for who they are
Same subject: A partner's difficult trait becomes tolerable only if their good qualities outweigh it and you don't feel alone dealing with its effects. — tap to centre the map on it
A partner's difficult trait becomes tolerable only if their good qualities outweigh it and you don't feel alone dealing with its effects.
Last stated a month ago
20 Sept 2026
HN
Haley Nahman — holds since 2026-09-20 — tap for who they are
Same subject: A person with a spouse and children has given hostages to fortune, since they hinder great enterprises — tap to centre the map on it
A person with a spouse and children has given hostages to fortune, since they hinder great enterprises
FB
Francis Bacon — holds since c. 1597–1625 — tap for who they are
Same subject: A career path becomes popular when it offers clear, prescribed rules that can simply be decoded and followed. — tap to centre the map on it
A career path becomes popular when it offers clear, prescribed rules that can simply be decoded and followed.
Last stated 7 months ago
28 Mar 2026
PM
Paul Millerd — holds since 2026-03-28 — tap for who they are
Same subject: A clear path to citizenship for undocumented immigrants is compatible with enforcing the law — tap to centre the map on it
A clear path to citizenship for undocumented immigrants is compatible with enforcing the law
Last stated 13 years ago
30 May 2013
OW
Oprah Winfrey — holds since 2013-05-30 — tap for who they are
Same subject: A country benefits from immigration in proportion to whether the people arriving are net contributors who assimilate. — tap to centre the map on it
A country benefits from immigration in proportion to whether the people arriving are net contributors who assimilate.
Last stated 2 months ago
26 Aug 2026
DH
David Heinemeier Hansson — holds since 2026-08-26 — tap for who they are
Same subject: A primitive science of insect control has armed itself with modern weapons and turned them against the earth — tap to centre the map on it
A primitive science of insect control has armed itself with modern weapons and turned them against the earth
RC
Rachel Carson — holds since c. 1962 — tap for who they are
Same subject: A romantic, low-yield farming system would need far more land and would produce more hunger, not less. — tap to centre the map on it
A romantic, low-yield farming system would need far more land and would produce more hunger, not less.
Last stated 3 years ago
28 May 2023
GM
George Monbiot — holds since 2023-05-28 — tap for who they are
Same subject: Amazon is a relatively environmentally clean company on a per-dollar basis because of its operational efficiency. — tap to centre the map on it
Amazon is a relatively environmentally clean company on a per-dollar basis because of its operational efficiency.
Last stated a year ago
7 Oct 2025
MM
Mr. Money Mustache — holds since 2025-10-07 — 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 2013 to today (stretched back to the oldest claim here) — full is today a face: someone who holds the claim — tap it for who they are