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Semafor World Economy

Brendan Ruberry

Brendan Ruberry

Newsroom Fellow

Email Brendan

Sign up for Semafor Flagship: The daily global news briefing you can trust.

Colombia to resume aerial spraying of cocaine crops

The trial initiative sprang from recent talks between Colombia’s new rightist president and US Secretary of State Marco Rubio, according to The New York Times.
A drone view shows coca plantations in Canon del Micay, Colombia.
Luisa Gonzalez/Reuters

US diesel hits record highs as oil supply fears mount

Executives warned that the monthslong crunch in oil markets is entering its most acute phase, as commercial and strategic oil stockpiles run low and US diesel prices hit record highs Tuesday.
Oil tanker HELGA
Mohammed Aty/Reuters

Musk calls for cooperation between US, China AI labs

A sweeping AI deal during US President Donald Trump and Chinese leader Xi Jinping’s meeting next week appears unlikely, experts said.
US President Donald Trump and President of China, Xi Jinping
Evan Vucci/Reuters

US 10-year yield hits highest level since 2007

US Treasury Secretary Scott Bessent defended his bond buyback program in contentious congressional hearings.
US Treasury Secretary Scott Bessent
Annabelle Gordon/Reuters

US 10-year Treasury yields top 5% as energy outlook darkens

The 10-year US Treasury yield topped 5% Monday for the first time since 2023 as the widening Middle East conflict pushed oil prices up, cementing policymakers’ shift to a more hawkish posture.
Chart of target rate probabilities for Sept. 16 Fed meeting
Daniel Heuer/Reuters

Germany says AI slowdown ‘not viable’ for Europe

As American tech leaders and policymakers debate the existential risks of AI and the necessity of regulating frontier development, other countries are focusing their efforts on catching up to the US.
World Artificial Intelligence Conference
Go Nakamura/Reuters

AI slowdown calls prompt chip selloff

Global AI stocks fell Monday after top AI leaders endorsed slowing down the development of frontier models.

Ukraine signals openness to pausing strikes on Russian energy targets

Kyiv contradicted US President Donald Trump’s claim Monday that Ukraine and Russia had agreed to pause strikes against energy infrastructure.

Saudi Arabia eyes more tanker transits through Strait of Hormuz

The kingdom is looking to boost oil shipments through the Strait of Hormuz after drone attacks took out a key pipeline bypassing the contested waterway.

Trump dismisses calls for AI guardrails

Trump said the only guardrails AI needs is a “STRONG AND SMART (High IQ!) PRESIDENT.”

Trump says US interest rates should be lowest in the world

Trump’s call piles pressure on Federal Reserve Chair Kevin Warsh days before the bank is expected to raise rates amid an increasingly hawkish global outlook.

Trump blames Kyiv for diesel shortage

US President Donald Trump on Sunday called on Ukraine to stop striking Russian refineries, after Kyiv struck several over the weekend, attacks that he said were increasing the price of diesel and “hurting the world.”

BRICS highlights opposition to tariffs

Opposition to US tariffs formed a point of consensus among the otherwise divergent interests at the BRICS summit, as Indian Prime Minister Narendra Modi touted the bloc’s “coming of age.”

A ‘painstaking’ record of the events leading up to 9/11

Lawrence Wright’s Pulitzer Prize-winning account of Al Qaeda’s origins and the nexus of radical personalities at its center.

NATO allies foil Russian operation to cut undersea cables

A joint operation between the US, UK, and Norway thwarted a Russian operation to sabotage undersea cables with a “secret weapon” near the Arctic’s Svalbard archipelago.

Chinese AI startup Moonshot reportedly eyes Hong Kong, Shanghai dual-listing

The dual-listing reflects both the lab’s need for cash as well as concerns over a congested IPO pipeline in Hong Kong.

Houthi rebels capture key Red Sea port in Yemen

Houthi rebels captured a key port on Thursday from Yemen’s Saudi Arabia-backed government, strengthening the Iranian proxy’s hold on one of the region’s two critical waterways.

Experts warn of new terrorism threats from AI, drones

25 years after the Sept. 11 attacks, Western societies face resurgent threats from advanced technologies, experts said
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