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Photo of Jason Ma
Photo of Jason Ma
Jason Ma

Jason Ma is the weekend editor at Fortune, where he covers markets, the economy, finance and housing. Before joining Fortune, he was an editor at Business Insider, Investor’s Business Daily, and Dow Jones Newswires. He also took time off from journalism to serve in the Marine Corps. He is a graduate of the University of Southern California and UC Berkeley.

The war between competing AI models could end up more like Apple vs. Android than VHS vs. Betamax
AI
The war between competing AI models could end up more like Apple vs. Android than VHS vs. Betamax
By Jason MaJuly 27, 2026
Kospi index and U.S. stock futures jump as new Hormuz talks send oil prices plunging amid Iran war pause while Wall Street awaits Fed meeting
Economy
Kospi index and U.S. stock futures jump as new Hormuz talks send oil prices plunging amid Iran war pause while Wall Street awaits Fed meeting
By Jason MaJuly 26, 2026
Mideast oil may soon have no way out amid ‘everything everywhere all at once’ wars, but the crisis in refined products is even worse
Middle East
Mideast oil may soon have no way out amid ‘everything everywhere all at once’ wars, but the crisis in refined products is even worse
By Jason MaJuly 26, 2026
Ukraine’s attack on an Iranian ship in the Caspian Sea could signal a new battlefront as U.S. seeks to form ‘a ring of economic and military pressure’
Middle East
Ukraine’s attack on an Iranian ship in the Caspian Sea could signal a new battlefront as U.S. seeks to form ‘a ring of economic and military pressure’
By Jason MaJuly 26, 2026
Let’s get ready to rumble: The next Fed meeting will be a ‘family feud’—and that’s exactly what Chairman Kevin Warsh wants
Economy
Let’s get ready to rumble: The next Fed meeting will be a ‘family feud’—and that’s exactly what Chairman Kevin Warsh wants
By Jason MaJuly 25, 2026
Trump pulls back after Iran crosses his red line as U.S. military breaks two-week streak of air strikes amid talks for potential Hormuz deal
Middle East
Trump pulls back after Iran crosses his red line as U.S. military breaks two-week streak of air strikes amid talks for potential Hormuz deal
By Jason MaJuly 25, 2026
Nvidia CEO Jensen Huang denies the chip boom will go bust soon and actually utters the infamous phrase ‘this time is different’
Big Tech
Nvidia CEO Jensen Huang denies the chip boom will go bust soon and actually utters the infamous phrase ‘this time is different’
By Jason MaJuly 25, 2026
Trump’s latest import taxes could set a precedent for a ‘broad tariff generator’ on anything a president wants to target, expert warns
Law
Trump’s latest import taxes could set a precedent for a ‘broad tariff generator’ on anything a president wants to target, expert warns
By Jason MaJuly 24, 2026
The Treasury is walking a tightrope on U.S. debt by relying so much on short-term rates that are at the mercy of a suddenly very hawkish Fed
Economy
The Treasury is walking a tightrope on U.S. debt by relying so much on short-term rates that are at the mercy of a suddenly very hawkish Fed
By Jason MaJuly 20, 2026
Markets brace for return to all-out war in Iran amid rising U.S. death toll, while former NATO commander warns Suez Canal could be next
Middle East
Markets brace for return to all-out war in Iran amid rising U.S. death toll, while former NATO commander warns Suez Canal could be next
By Jason MaJuly 19, 2026
The U.K. is getting a new prime minister, but bond investors are really in charge and ‘hyper-reactive,’ Wall Street veteran says
Economy
The U.K. is getting a new prime minister, but bond investors are really in charge and ‘hyper-reactive,’ Wall Street veteran says
By Jason MaJuly 19, 2026
The world is looking ahead toward a post-Iran oil market that offsets most Hormuz volumes in a few years as ships reject a U.S.-backed alternate route
Middle East
The world is looking ahead toward a post-Iran oil market that offsets most Hormuz volumes in a few years as ships reject a U.S.-backed alternate route
By Jason MaJuly 19, 2026
Iran just crossed Trump’s red line for resuming all-out war as fighting continues to escalate with no end in sight
Middle East
Iran just crossed Trump’s red line for resuming all-out war as fighting continues to escalate with no end in sight
By Jason MaJuly 18, 2026
‘Dr. Doom’ Nouriel Roubini says we’re headed for universal basic income or ‘some form of socialism’ as AI revolutionizes work—He calls that optimistic
AI
‘Dr. Doom’ Nouriel Roubini says we’re headed for universal basic income or ‘some form of socialism’ as AI revolutionizes work—He calls that optimistic
By Jason MaJuly 18, 2026
A massive margin call and ‘push-button liquidity’ have torched stocks, but they’re now poised to rebound, top Wall Street forecaster says
Investing
A massive margin call and ‘push-button liquidity’ have torched stocks, but they’re now poised to rebound, top Wall Street forecaster says
By Jason MaJuly 18, 2026
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Most Popular
Law
eBay will pay nearly $50 million after employees reportedly sent a Massachusetts couple a bloody pig mask, cockroaches and death threatsplaceholder alt text
By The Associated Press and Leah WillinghamJuly 28, 2026
C-Suite
Jamie Dimon says his stockbroker father taught him to invest with a 'brutally hard' childhood gameplaceholder alt text
By Sarah GlodekJuly 29, 2026
Retail
Costco's $14 million email settlement: Who qualifies for an up-to $500 payment and how to claim before the Aug. 24 deadlineplaceholder alt text
By Sydney LakeJuly 29, 2026
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