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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.

Trump tariffs could climb even further—to the highest since 1872—before they ease again as a cycle of retaliation and escalation plays out
Finance
Trump tariffs could climb even further—to the highest since 1872—before they ease again as a cycle of retaliation and escalation plays out
By Jason MaApril 6, 2025
CEOs had said they’d speak out against Trump if stocks sink 20%. After the latest meltdown, they’re still silent but may be ready to act 
Leadership
CEOs had said they’d speak out against Trump if stocks sink 20%. After the latest meltdown, they’re still silent but may be ready to act 
By Jason MaApril 6, 2025
Treasury Secretary Scott Bessent downplays stock market crash as short-term reaction and says ‘everything is working very smoothly’
Finance
Treasury Secretary Scott Bessent downplays stock market crash as short-term reaction and says ‘everything is working very smoothly’
By Jason MaApril 6, 2025
Trump tariffs could help clear the way for bigger tax cuts as Congress eyes a potential revenue windfall — and a shrinking economy
Finance
Trump tariffs could help clear the way for bigger tax cuts as Congress eyes a potential revenue windfall — and a shrinking economy
By Jason MaApril 5, 2025
Warren Buffett keeps taking investors to school as stock meltdown reveals the uncanny wisdom of his recent moves 
Finance
Warren Buffett keeps taking investors to school as stock meltdown reveals the uncanny wisdom of his recent moves 
By Jason MaApril 5, 2025
Trump tariffs are weakening the dollar instead of boosting it—further adding to the price Americans will pay for costlier imports
Finance
Trump tariffs are weakening the dollar instead of boosting it—further adding to the price Americans will pay for costlier imports
By Jason MaApril 5, 2025
‘Black Swan’ investor still sees a ‘euphoric high’ ahead and doesn’t think the largest bubble ever is bursting yet—but then there could be an 80% crash
Finance
‘Black Swan’ investor still sees a ‘euphoric high’ ahead and doesn’t think the largest bubble ever is bursting yet—but then there could be an 80% crash
By Jason MaApril 1, 2025
White House officials are considering a higher tax rate for the wealthiest Americans to help pay for cutting taxes on tips, report says
Finance
White House officials are considering a higher tax rate for the wealthiest Americans to help pay for cutting taxes on tips, report says
By Jason MaMarch 31, 2025
Dow futures drop as report says White House mulls global tariff of up to 20% on nearly all trading partners
Finance
Dow futures drop as report says White House mulls global tariff of up to 20% on nearly all trading partners
By Jason MaMarch 30, 2025
The world is asking what an American promise is worth now. The answer could determine the dollar’s future
Finance
The world is asking what an American promise is worth now. The answer could determine the dollar’s future
By Jason MaMarch 30, 2025
Soaring U.S. debt may start to overwhelm America’s ‘exorbitant privilege‘
Finance
Soaring U.S. debt may start to overwhelm America’s ‘exorbitant privilege‘
By Jason MaMarch 30, 2025
Trump says auto tariffs are permanent and doesn’t care if they cause carmakers to hike prices—‘I hope they raise their prices’
Finance
Trump says auto tariffs are permanent and doesn’t care if they cause carmakers to hike prices—‘I hope they raise their prices’
By Jason MaMarch 29, 2025
Some US oil executives see disaster in Trump’s agenda while dismissing ‘drill, baby, drill’ as a ‘myth and populist rallying cry’
Finance
Some US oil executives see disaster in Trump’s agenda while dismissing ‘drill, baby, drill’ as a ‘myth and populist rallying cry’
By Jason MaMarch 29, 2025
Trump seeks even more aggressive tariffs to fundamentally transform the US economy and eyes a single universal duty, report says
Finance
Trump seeks even more aggressive tariffs to fundamentally transform the US economy and eyes a single universal duty, report says
By Jason MaMarch 29, 2025
A United States Treasury government check rests on top of a Social Security card
Finance
Social Security employee warns ‘people could be out of benefits for months’ as staffers who fix payment glitches exit
By Jason MaMarch 29, 2025
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