Arthur Carvalho

⭐️Call for the 7th Women in International Economics conference is out! Hosted by @DukeEcon Nov 5-6, 2026, Deadline: May 15. Submit a paper to join two days of research and mentorship! Co-organized with @mayara_pfs, @StefaniaGaretto, @mmorl89 and @AmSantacreu.

Harvard economist Claudia Goldin helped WNBA players win a nearly 400% pay raise on.wsj.com/47yGzai

Duke’s peak in-game win probability in its last four losses: 2025 Final Four vs Houston: 97.5% December 2025 vs. Texas Tech: 97.8% February 2026 vs UNC: 95.1% Today vs. UConn: 98.7%, per ESPN 🤯🤯🤯

Indian Wells R16: [2] Jannik Sinner vs. João Fonseca YES PLEASE.

Brazil just raised the tariffs of GPUs, CPUs, and RAM from 0-2% to 10-20%. The country produces zero (0) of these, but has abundant clean electricity to host datacenters. Couldn't think of a more self-defeating policy at this time.

@dix_rafael great paper! 👏👏

🚨 Forthcoming in Econometrica! How does trade liberalization affect developing countries with large informal sectors? Informality fundamentally changes how we think about the gains from trade. (1/5)

🆕 Free online course on private enterprise, productivity & economic growth by STEG & PEDL (@cepr_org) Through 14 lectures, learn from leading researchers on one of the central questions of economic development, how to increase productivity. Register ➡️: cepr-org.zoom.us/meeting/regist…

THE SECRET AGENT has been nominated for 4 #Oscars  including… 🏆 Best Picture 🏆 Best Actor 🏆 Best Casting 🏆 Best International Feature Film

On homogeneous production functions: "The two most important 'degrees' in economics are the zeroth and first degree." Footnote: "However, it is sometimes thought that the Masters and the Ph.D. are even more important" -Hal R. Varian, Microeconomic Analysis (1992)

Will US tariffs affect the geography of innovation and technological hegemony? Shall the EU retaliate to protect its high-tech industries? In this new @voxeu column, we present a framework to address these questions, and to think about the US-EU technology gap.

FFFFFFFFFFFFFFFFFFIMMMMMMMMMMMMMMMMMMMMMMM DE JOGO NO MARACAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA! COM GOL DE SAMUEL LINO, O MENGÃO VENCE O CEARÁ NO MARACANÃ E É CAMPEÃO BRASILEIRO PELA NONA VEZ EM SUA HISTÓRIAAAAAAAAAA! MEEEEEEEEEEEEEEEEEEEEEEEEEENGOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO! #FimDeJogo

COLOSSAL E GIGANTESCO CLUBE DE REGATAS

I'm on the job market! My JMP studies the role of high school teachers in preparing students for college success I find significant positive effects of high school teachers on 🔹College admissions test scores 🔹College enrollment 🔹College performance 🧵(1/10)

Jannik Sinner is not even the best player of *this* generation. The Novak comparisons are officially over. If there’s a future GOAT, it’s Carlos and not some player who is just a Medvedev who hits hard.

RT @josemorgado: Yago Dora is the 4th different world surfing champion from Brazil, the country that won 8 of the last 11 world titles. Ga…

YAGO DORA É O CAMPEÃO MUNDIAL!!!!!🇧🇷🏆 UM FEITO INÉDITO NA CARREIRA DE UM DOS SURFISTAS MAIS COMPLETOS DO MUNDO. AQUI É BRASIL, A TAÇA DO MUNDO É NOSSA! A TEMPESTADE NÃO PARA 💛🤩 #WSLBrasil #BrasilNoWSLFinals #WSLFinalsFiji

@laylalailaleila @Igorhark A esperança do volei brasileiro

Defende Helena Defendo simmmmm

SOUTH AMERICAN CLUBS REMAIN UNBEATEN IN THE CLUB WORLD CUP 😤

🚨 New paper on #JAMAHealthForum 🚨 If you walk into a random dialysis facility in the US, there’s 🔹 An 80% chance it’s owned by DaVita or Fresenius 🔹 A 30% chance it has physician owners Both horizontal and vertical integration in this market have intensified over the past decade. And with greater market power, unsurprisingly, come higher prices. (A thread, 1/8)

A great #RolandGarros final. The scoring system in tennis is so good. The dynamic finishing line adds so much drama.