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Arthur Charpentier

@freakonometrics.bsky.social

Dad of 3 & born-again mathematician. Statistician, economist, fellow actuary & data addict. Professor & researcher in Kyoto 京都 🇯🇵. Previously in Montréal 🇨🇦, Paris 🇫🇷, Hong Kong 🇭🇰, Leuven 🇧🇪 & Rennes 🇫🇷. Full of 'satiable curtiosity

1,545 Followers  |  1,375 Following  |  426 Posts  |  Joined: 08.02.2024  |  1.6823

Latest posts by freakonometrics.bsky.social on Bluesky

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Kyoto, Fall 2025

07.12.2025 10:41 — 👍 7    🔁 0    💬 0    📌 0
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Kyoto, Fall 2025

06.12.2025 13:06 — 👍 3    🔁 0    💬 0    📌 0
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Tokyo, Fall 2025

04.12.2025 12:43 — 👍 5    🔁 0    💬 1    📌 0
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Supprimer les feux rouges, et loi de Brandolini (ou pas) La « loi de Brandolini », formulée en 2013 par le programmeur italien Alberto Brandolini,  postule que « la quantité d’énergie nécessaire pour réfuter des âneries est d’un ordre de grandeur supérieur ...

"Supprimer les feux rouges, et loi de Brandolini (ou pas)" freakonometrics.hypotheses.org/85443

04.12.2025 07:49 — 👍 4    🔁 1    💬 0    📌 0
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The economic miracle of China’s midday naps The wuxiu habit is regarded as traditional but its popularity has grown with rising incomes and longer working hours

The economic miracle of China’s midday naps on.ft.com/3KxteGJ | opinion

03.12.2025 15:07 — 👍 32    🔁 4    💬 1    📌 5

"Our Obsession With Statistical Significance Is Ruining Science" reason.com/2025/12/01/o...

02.12.2025 16:10 — 👍 3    🔁 3    💬 1    📌 0
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The fall of a prolific science journal exposes the billion-dollar profits of scientific publishing One of the 15 publications that put out the most studies globally has been expelled from the indexing system for irregularities. Its publisher, Elsevier, has a 38% profit margin that reached $1.5 bill...

“we must continue to introduce measures to discourage, almost penalize, publishing for the sake of publishing” english.elpais.com/science-tech...

02.12.2025 02:21 — 👍 2    🔁 0    💬 0    📌 0
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L’assurance, l’immobilier et la fabrique de l’ignorance Cette fin de semaine, le New York Times rapportait que Zillow, premier site immobilier américain, a retiré discrètement de ses annonces les scores de risques climatiques (inondation, incendie, chaleur...

"L’assurance, l’immobilier et la fabrique de l’ignorance" freakonometrics.hypotheses.org/85229

02.12.2025 02:07 — 👍 0    🔁 2    💬 0    📌 0
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Kyoto, Fall 2025, Kōyō (紅葉) 🍁

30.11.2025 12:07 — 👍 4    🔁 0    💬 0    📌 0
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Kyoto, Fall 2025,

30.11.2025 08:50 — 👍 5    🔁 0    💬 1    📌 0
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Kyoto, Fall 2025, Kōyō (紅葉) 🍁

30.11.2025 08:46 — 👍 1    🔁 0    💬 1    📌 0
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Kyoto, Fall 2025, Kōyō (紅葉) 🍁

30.11.2025 08:44 — 👍 1    🔁 0    💬 1    📌 0
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Kyoto, Fall 2025, Kōyō (紅葉) 🍁

30.11.2025 08:42 — 👍 8    🔁 0    💬 1    📌 0
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Assureurs et IA, un risque systémique Dans Insurers retreat from AI cover as risk of multibillion-dollar claims mounts, le Financial Times rapportait cette fin de semaine que plusieurs grands assureurs (AIG, Great American ou encore WR Be...

"Assureurs et IA, un risque systémique" freakonometrics.hypotheses.org/85079, "Insurers and AI, a systemic risk" freakonometrics.hypotheses.org/85148

25.11.2025 05:01 — 👍 5    🔁 3    💬 1    📌 1
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Kyoto, Fall 2025

24.11.2025 11:58 — 👍 5    🔁 0    💬 0    📌 0
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Kyoto, Fall 2025

24.11.2025 11:52 — 👍 5    🔁 0    💬 1    📌 0
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« Quand les chiffres contredisent l’expérience vécue, la confiance dans les experts s’effondre » TRIBUNE. Dans une tribune au « Monde », trois spécialistes des statistiques évoquent une grave crise de confiance : les données chiffrées suscitent désormais plus de méfiance que d’adhésion. Les auteu...

« Quand les chiffres contredisent l’expérience vécue, la confiance dans les experts s’effondre » www.lemonde.fr/idees/articl...

24.11.2025 08:27 — 👍 2    🔁 0    💬 1    📌 0
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Insurers retreat from AI cover as risk of multibillion-dollar claims mounts AIG, Great American and WR Berkley seek permission to limit liability from AI agents and chatbots

"Insurers retreat from AI cover as risk of multibillion-dollar claims mounts" www.ft.com/content/abfe... via techcrunch.com/2025/11/23/a... "AI is too risky to insure, say people whose job is insuring risk"

23.11.2025 23:38 — 👍 11    🔁 2    💬 1    📌 0

ah ah ah... tôt le matin... ou tard le soir...

23.11.2025 07:11 — 👍 0    🔁 0    💬 0    📌 0
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Kyoto, 京都市

23.11.2025 00:04 — 👍 4    🔁 1    💬 1    📌 0
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The Boring Part of Bell Labs How Bell Labs supported itself between moonshots

"How Bell Labs supported itself between moonshots" elizabethvannostrand.substack.com/p/the-boring...

21.11.2025 23:53 — 👍 5    🔁 2    💬 0    📌 0
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"Monarch butterflies somehow fly from Ontario, Canada to Mexico City, but the migration patterns were unknown" www.nytimes.com/2025/11/17/s...

21.11.2025 14:29 — 👍 5    🔁 2    💬 0    📌 0

c'est dingue... je découvre...

21.11.2025 13:40 — 👍 1    🔁 0    💬 0    📌 0
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"Biomarker Changes during 20 Years Preceding Alzheimer’s Disease" www.nejm.org/doi/full/10.... ("multicenter, nested case–control study of Alzheimer’s disease biomarkers in cognitively normal participants in the China Cognition and Aging Study from January 2000 through December 2020")

20.11.2025 13:29 — 👍 2    🔁 1    💬 0    📌 0
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Kyoto, Fall 2025

20.11.2025 11:36 — 👍 15    🔁 1    💬 1    📌 0
Post image 20.11.2025 07:37 — 👍 213    🔁 75    💬 3    📌 2
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Bonus panel here: www.smbc-comics.com/comic/stats-3
#smbc

18.11.2025 18:57 — 👍 330    🔁 51    💬 7    📌 1
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Dark forces are preventing us fighting the climate crisis – by taking knowledge hostage | George Monbiot The fundamental problem is this: that most of the means of communication are owned or influenced by the very rich, says Guardian columnist George Monbiot

"The fundamental problem is this: that most of the means of communication are owned or influenced by the very rich" www.theguardian.com/commentisfre...

17.11.2025 04:55 — 👍 3    🔁 3    💬 0    📌 0
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Kyoto, Fall 2025

17.11.2025 04:52 — 👍 7    🔁 1    💬 1    📌 0
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Kyoto, Fall 2025, momiji 🍁 (紅葉)

17.11.2025 04:51 — 👍 5    🔁 1    💬 0    📌 0

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