
Elon Musk says he wants a future for the US and Europe where tariffs are no longer needed.
Billionaire Investor Bill Ackman President Donald Trump’s mutual tariffs require a 90-day “timeout” and warns the United States will bring about a “self-induced economic nuclear winter.”
In a long X post on Sunday, the billionaire founder of Pershing Square Hedge Fund Management allegedly said the US is “100% behind the president by fixing the global system of tariffs that put the country at a disadvantage,” but business is confident, and confidence is dependent on trust.”
Ackman, who previously supported the Republican presidential candidate in July 2024 after supporting the Democrats, admitted Trump had risen Tax issues He is attracting everyone’s attention to the most important geopolitical issues in the world. ”
“So far, it’s very good. And yes, other countries are using the United States to protect their industries at the expense of millions of jobs and economic growth in our country,” Ackman wrote. “But by placing massive, disproportionate tariffs on our friends and enemies, and thereby launching a global economic war on the whole world at once, we are in the process of destroying our confidence as a trading partner, where we do business, and as a market for investing capital.”
Bill Ackman says we deserve careful scrutiny of aid to the United Nations.

Bill Ackman will speak at the 2024 Pershing Square Foundation Awards Dinner held at Park Avenue Armory in New York City on June 17, 2024. (Jared Siskin/Patrick McMullan via Getty Images)
Ackman said Trump “has an opportunity to call a 90-day timeout, negotiate and resolve unfair asymmetric tariff transactions and induce trillions of dollars in new investment in our country.”
Otherwise, on April 9, the US said, “starting economic nuclear war in all countries around the world” and “business investments will halt, consumers will close their wallets and pocket books, and we will seriously damage the rest of the world that will take years.”
European and Asian markets continued to burst into Monday after Trump urged Americans “Hang Tough” About his mutual tariff plans that frenzyed Wall Street last week. The White House pledged to collect customs duties from around 60 countries on Wednesday, April 9th, which are considered “the worst criminal.”
In a new truth social post on Monday morning, Trump said, “Oil prices are falling, interest rates are falling (the slow-moving Fed should cut interest rates!), food prices are falling, there is no inflation, and the long-abused US is already bringing billions of dollars a week from countries that abuse with prescribed tariffs.”
“This despite the fact that China’s biggest abuser, China’s biggest abuser, has only raised tariffs by 34%, along with the incredibly high tariffs (plus!), and has not acknowledged the warning not to abuse abuse,” Trump wrote. “They’ve made plenty of use of the good old US for decades!

Bill Ackman, CEO and portfolio manager of Pershing Square Capital Management, is taking part in the New York Times Annual Dealbook Summit at Jazz, held at Lincoln Center in New York City on December 4th, 2024. (Michael M. Santiago / Getty Images / Getty Images)
Meanwhile, Ackman said he didn’t know one CEO or board of directors to make “a massive, long-term economic commitment in our country during the economic nuclear war.” When the market crashes, he said, “New investments will halt, consumers will stop spending money, and businesses will have no choice but to cut investments and fire workers.”
Billionaire investors warn world leaders not to keep waiting if they want a tariff deal
Ackman said small businesses and entrepreneurs experience “a lot more pain” than large businesses. “There are few businesses that can pass a significant increase in costs to their customers,” he writes. “And that’s true even if they don’t have debts, and unfortunately there’s a huge amount of leverage in the system.”
“Business is a game of confidence. The president Business Leader’s Confidence Ackman continued. “The millions of citizens who supported our country and our president, especially the low-income consumers who are exposed to enormous amounts of economic stress, will be extremely negative.”

Commerce Secretary Howard Lutnick leaves after President Donald Trump signed an executive order imposing tariffs on imports during a “U.S. wealthy” trade announcement event at Rose Garden on April 2, 2025. (Andrew Harnik / Getty Images / Getty Images)
“This is not something we voted for,” he said. “The president has the opportunity to call timeouts on Monday and have time to run to fix the unfair customs system. Or we are heading towards a self-induced economic core winter.
Ackman also suggested why Trump’s Secretary of Commerce Howard Lutnick said he believed “the stock market and the economy are crashing.”
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“He and Cantor have a long bond. He benefits when our economy collapses,” the well-known hedge fund manager wrote to X: