Reposted by Peter Reinhard HansenBrian Wecht @bwecht.bsky.social · 16/07/2026Come see me in LA, Sydney, and Christchurch with The Skeptics’ Guide to the Universe! 1223
Peter Reinhard Hansen @profphansen.bsky.social · 17/06/2026It’s almost too good to be true… but you can map an empirical correlation matrix into approximately uncorrelated and standardized variables. The generalized Fisher transform makes this possible. Link to latest draft of working paper with Ilya Archakov. #GFT #Econometrics 020
Reposted by Peter Reinhard HansenarXiv econ.EM Econometrics @econem-bot.bsky.social · 18/05/2026Peter Reinhard Hansen, Chen Tong: Tweedie's Formula, Variance Functions, and Score-Driven Updating arxiv.org/abs/2605.15902 arxiv.org/pdf/2605.15902 arxiv.org/html/2605.15902 001
Reposted by Peter Reinhard HansenRetraction Watch @retractionwatch.com · 22/03/2026"That’s why the Center for Scientific Integrity, the nonprofit organization behind Retraction Watch, has launched a new annual award celebrating scientists who discover substantial errors in their published work and take meaningful steps to correct the scientific record."science.orgScienceAdviser: Hidden culprit found for puzzling static electricityToday in Science and science: Turning cellular powerhouses into therapies, a comet falls apart, and more 0216
Reposted by Peter Reinhard HansenLeonid Schneider @forbetterscience.bsky.social · 03/03/2026The Misunderstanding of Henrik Thorlacius forbetterscience.com/2026/03/03/t...forbetterscience.comThe Misunderstanding of Henrik Thorlacius“Potential repetitive areas presumably arise from the residual bulk image (RBI) phenomenon of the CCD camera, in which structures may be digitally repeated due to charge residues in the camer… 282
Peter Reinhard Hansen @profphansen.bsky.social · 03/03/2026North Carolina Sen. Thom Tillis to Kristi Noem: "I don't know if we'll have time for you to respond, because I'm giving you a performance evaluation here." 🔥🔥🔥 www.youtube.com/watch?v=Jijg... 041
Reposted by Peter Reinhard HansenPaul Offit @pauloffit.bsky.social · 24/02/2026What RFK Jr.’s CDC Doesn’t Want You to Know open.substack.com/pub/pauloffi... RFK Jr.'s CDC is hiding information about outbreaks of vaccine-preventable diseases.open.substack.comWhat RFK Jr.’s CDC Doesn’t Want You to KnowThe CDC is withholding critical information about vaccine-preventable diseases from the American public. Why? 04726
Reposted by Peter Reinhard HansenDorit Reiss @doritreiss.bsky.social · 09/10/2025"A study... showed that last season’s 2024–2025 mRNA COVID vaccines reduced people’s risk of emergency department visits by 29 percent, their risk of hospitalizations by 39 percent and their risk of death by 64 percent. ”" www.scientificamerican.com/article/new-...scientificamerican.comAnnual COVID Vaccines Save Lives, New Study ShowsA new study shows that receiving an updated COVID vaccine reduced people’s risk of severe disease and death in all age groups, regardless of immunity from prior infection or vaccination 26231
Peter Reinhard Hansen @profphansen.bsky.social · 04/10/2025It’s rare, but not unheard of, for non-monarchs to put their faces on coins. 143
Reposted by Peter Reinhard HansenPubPeer @pubpeer.com · 29/09/2025Congrats to anonymous commenter Gymnothorax javanicus, winner of the August PubPeer Award for a comment on a 2025 @natneuro.nature.com paper. To claim the $1000 prize, log in with the same account and add a follow-up comment with contact info (that won't be published by moderators). 1103
Reposted by Peter Reinhard HansenEric Hillebrand @erichillebrand.bsky.social · 26/09/2025Forskerforum has written a piece about my unfortunate experience with the Danish Office for Naturalization (in Danish) dm.dk/forskerforum...dm.dkFor international til at blive danskerAU-professor Eric Hillebrand troede, at det efter 13 år i Danmark som fastansat forsker ville være en formssag at få statsborgerskab. Men nej – han rejser for meget. 042
Peter Reinhard Hansen @profphansen.bsky.social · 20/09/2025More volatility and uncertainty from the White House. An abrupt rule change for H1B visa holders. This is not in 🇺🇸 interest. 030
Peter Reinhard Hansen @profphansen.bsky.social · 18/09/2025A surprising result. Let X = Harasheh et al. (2023,Table 1) Y = Ha (2023, Table 1) Z = Table in image Then X - Y = Z. 110
Peter Reinhard Hansen @profphansen.bsky.social · 18/09/2025I added comments on additional papers on @pubpeer.com and wrote up a LinkedIn article. #EconSky #ResearchIntegrity #Economics #Finance #PaperMills @datacolada.bsky.social @retractionwatch.com @elisabethbik.bsky.social www.linkedin.com/posts/peter-... 173
Peter Reinhard Hansen @profphansen.bsky.social · 16/09/2025I recently wrote my first comments on @pubpeer.com Two papers—different assets & sample periods—appear to use the same figure. How did one plot end up representing different variables? #EconSky #OpenScience @elisabethbik.bsky.social @datacolada.bsky.social 3181
Reposted by Peter Reinhard HansenEinstein Foundation Berlin @einsteinberlin.bsky.social · 14/03/2025🏆 Research integrity consultant and image forensics expert @elisabethbik.bsky.social has uncovered fraudulent data in over 7,600 scientific papers and exposed the practices of ‘paper mills’ that produce counterfeit scientific articles. She is honoured with the €200K Individual Award. Congrats! 16496117
Peter Reinhard Hansen @profphansen.bsky.social · 12/09/2025Hi @pubpeer.com Have written many comments and have many yet to address. I believe I follow guidelines, but some posts end up as: "comment moderated by admin (For further information, please consult our commenting guidelines)". But I cannot figure out why. Can anyone help? Below is an example. 020
Reposted by Peter Reinhard HansenElisabeth Bik @elisabethbik.bsky.social · 03/09/2025After the break, we will continue with the next session: "Authorship and Integrity Issues", introduced and moderated by Lex Bouter @lexbouter.bsky.social The first speaker (program change) is Tim Kersjes with 'Paper Mill Use of Fake Personas to Manipulate the Peer Review Process' #PRC10 1469
Peter Reinhard Hansen @profphansen.bsky.social · 02/09/2025Give the man a break. At 73, a few minutes of blissful peak performance is impressive. #UNC If you don’t know better — it’s $10M well spent. 020
Peter Reinhard Hansen @profphansen.bsky.social · 03/08/2025We have discovered a new way to compute moments of a random variable with a moment-generating function (MGF). All sorts of moments. #Statistics #Probability #Econometrics 140
Peter Reinhard Hansen @profphansen.bsky.social · 02/08/2025Faculty experience—or even a PhD—is not essential for every university leader, despite research and education being what we do. However, when no one in university leadership has it, this can be the outcome 👇 @UNC www.theassemblync.com/education/hi...theassemblync.comIn Emails, UNC’s Provost Said Chancellor Approved Tenure DelayChris Clemens wrote in an email obtained by The Assembly that Chancellor Lee Roberts agreed to delay tenure votes for financial reasons. 020
Peter Reinhard Hansen @profphansen.bsky.social · 28/07/2025The new Prius is likely to receive a mixed reception. 020
Peter Reinhard Hansen @profphansen.bsky.social · 22/07/2025Vingegaard præstation i dag var “the best long climbing performance ever” på trods af Pogacar var 2 sek. hurtigere. 6.52 ᵉW/Kg for 54:32 min. lanternerouge.com/2025/07/22/h... 242
Peter Reinhard Hansen @profphansen.bsky.social · 22/07/202544:56 Pogacar 44:58 Vingegaard Slog de lige Pantani's rekord med over et minut? #TdF 130
Peter Reinhard Hansen @profphansen.bsky.social · 19/07/2025#SlavaUkraine fra Dix Park, Raleigh, NC. 030
Peter Reinhard Hansen @profphansen.bsky.social · 18/07/2025Ser kommentarer som ser dette som tegn på doping, og jeg undrede mig også sidste år, hvor Vingegaard og Pogacar begge havde præstationer på Armstrong/Riss niveau. Men der har været forbedringer af grej og hypoxic training som delvist (og lovligt) giver samme effect som EPO. #LivingHighTrainingLow 010
Peter Reinhard Hansen @profphansen.bsky.social · 17/07/2025Pogačar's tid var imponerende. Ifølge CyclingGraphs var præstationen 6.74 ᵉW/Kg for 35:11 min 🔴 på grafen for Pogačar præstationer frem til TdF 2022, hvor Vingegaard vandt på Hautacam 🟣 6.32 ᵉW/Kg for 36:37 min 020
Reposted by Peter Reinhard HansenMikael Olai Milhøj @mikaelmilhoj.bsky.social · 17/07/2025Trumps handelskrig er et stort opgør med en den regelbaserede frihandel, der er et vigtigt fundament for en moderne markedsøkonomi som den amerikanske. På tilsvarende vis er uafhængige centralbanker en vigtig del af fundamentet. En utrolig vigtig del, faktisk 1192
Reposted by Peter Reinhard HansenKhoa @khoavuumn.bsky.social · 12/07/2025Every econ debate about immigration: 3738
Reposted by Peter Reinhard HansenAnders Puck Nielsen @anderspucknielsen.dk · 07/07/2025If Donald Trump wanted to give Russia a helping hand with their summer offensive, it would look exactly like what we are seeing. That is my point in this video, where I also discuss the air war and give a status on the frontline situation. #Ukraineyoutube.comWar update – Is Trump helping Russia now?YouTube video by Anders Puck Nielsen 12435118
Reposted by Peter Reinhard HansenAcyn @acyn.bsky.social · 30/06/2025Tillis: What do I tell 663,000 people in two years, three years, when President Trump breaks his promise by pushing them off of medicaid because the funding's not there anymore, guys? 39075242016
Peter Reinhard Hansen @profphansen.bsky.social · 26/06/2025Endnu en måned er gået, og Kasper Juul Eriksen sidder stadigvæk indespærret. 041
Reposted by Peter Reinhard HansenKenneth Nørgaard @kennethnrgaard.bsky.social · 24/06/2025Hermed #dagenshelikopter, der handler om noget så spændende som det økonomiske råderum. Gæst er overvismand @cjdalgaard.bsky.socialzetland.dkAt bruge råderummet er lidt som at bygge en carport. Det er ikke sikkert, det er en god forretningI disse år bliver det økonomiske råderum igen og igen opjusteret. Hvad skal vi bruge pengene på? Det kan være, at det i virkeligheden ikke er det helt rigtige spørgsmål at stille. 071
Reposted by Peter Reinhard HansenLed By Donkeys @ledbydonkeys.org · 23/06/2025Nine years ago the godfather of Brexit, Lord Daniel Hannan, predicted life in Brexit Britain in June 2025. Roll the tape… (VO by @gavinesler.bsky.social. Part 2 below👇) 14937231936
Peter Reinhard Hansen @profphansen.bsky.social · 22/06/2025This thread turned out to be very accurate. 160
Reposted by Peter Reinhard HansenStewart Lyman @stewartlyman.bsky.social · 10/06/2025Firing ALL of the vaccine experts on the ACIP committee? A very RFK Jr. kind of move, and a disaster for America's health. 021
Peter Reinhard Hansen @profphansen.bsky.social · 10/06/2025Absurd nyt fra 🇺🇸 Medlemmer af vaccineudvalget udvælges på baggrund af deres faglige kvalifikationer og ekspertise, og må ikke have interessekonflikter. En af dem (medforfatter) har bl.a. forsket i balladen om HPV vaccinen i 🇩🇰. #dksund 171
Reposted by Peter Reinhard HansenNoah Greifer @noahgreifer.bsky.social · 04/06/2025Starting to look like I might not be able to work at Harvard anymore due to recent funding cuts. If you know of any open statistical consulting positions that support remote work or are NYC-based, please reach out! 😅 1115296
Peter Reinhard Hansen @profphansen.bsky.social · 02/06/2025New publication: “A Multivariate Realized GARCH Model” in the Journal of Econometrics with Ilya Archakov and Asger Lunde. A new class of multivariate GARCH models that incorporate realized measures -- flexible and scalable. #Econometrics #GARCH #Finance www.sciencedirect.com/science/arti... 100
Reposted by Peter Reinhard HansenPaul Offit @pauloffit.bsky.social · 01/06/2025www.youtube.com/watch?v=i0q_... A brilliant, thoughtful takedown of RFK Jr. by Dr. Mike Varshavski.youtube.comI'm Calling On RFK Jr. To Step DownYouTube video by Doctor Mike 46719
Reposted by Peter Reinhard HansenElisabeth Bik @elisabethbik.bsky.social · 31/05/2025A retraction by Oncotarget, but the journal is taking all the credit for my 2020 findings! "Oncotarget’s Image Forensics analysis identified multiple instances of image manipulations". What a crappy move from Oncotarget. HT: @thatsregrettab1.bsky.social pubpeer.com/publications... 19916
Peter Reinhard Hansen @profphansen.bsky.social · 22/05/2025Harvard's past international students include incubator of Moderna, co-founder of Facebook, at least 11 Nobel Prize winners, and 14 heads of state. 616859
Peter Reinhard Hansen @profphansen.bsky.social · 22/05/2025Among current Tesla owners I suspect his favorability rating is also disastrous, and losing brand loyalty will be costly for Tesla. Tesla has long held the top spot in brand loyalty (at about 67% vs 52% average). 020
Peter Reinhard Hansen @profphansen.bsky.social · 22/05/2025Det er virkeligt skørt herovre. Kasper Juul Eriksen fra Aalborg har nu været spærret inde i over en måned. www.mississippifreepress.org/ice-arrests-...mississippifreepress.orgICE Arrests Mississippi Father at His Citizenship HearingICE arrested Kasper Eriksen, a Mississippi father, at his citizenship hearing, imprisoning him and threatening him with deportation. 360
Reposted by Peter Reinhard HansenGeorge Conway ⚖️🇺🇸 @gtconway.bsky.social · 17/05/2025Yeah, it does seem kinda bad for a newspaper owner to get into business with a guy who vivisected one of his opinion columnists. 27542571076
Peter Reinhard Hansen @profphansen.bsky.social · 09/05/2025It’s this time of the year… #UNC Economics Commencement 2025 We have about 450 Econ Majors this year. 000