Even Warren Buffett warned that America’s trade deficit is ‘selling the nation out from under us’ — and proposed a ‘tariff called by another name.’ Here’s why his fix is better than Trump’s

Back in 2003, Buffett wrote a Fortune article with the striking title: “America's Growing Trade Deficit Is Selling The Nation Out From Under Us. Here's A Way To Fix The Problem — And We Need To Do It Now.” In it, he issued a stark warning about the long-term risks of persistent trade imbalances.

A trade deficit occurs when a country imports more than it exports. While that might sound harmless, Buffett warned that over time it leads to something far more serious: a steady transfer of national wealth to foreign hands.

To drive the point home, he introduced a parable involving two fictional islands: Thriftville, whose industrious citizens produce more than they consume and export the surplus, and Squanderville, whose inhabitants consume more than they produce, financing their excess consumption by issuing IOUs to Thriftville.

Over time, Thriftville accumulates substantial claims on Squanderville's future output, leading to a scenario where Squanderville's citizens must work harder just to repay the debt, effectively becoming economically subservient to Thriftville.

Buffett took the analogy further, warning that Thriftville’s citizens might lose faith in Squanderville’s IOUs.

“Just how good, they ask, are the IOUs of a shiftless island?” Buffett wrote.

“So the Thrifts change strategy: Though they continue to hold some bonds, they sell most of them to Squanderville residents for Squanderbucks and use the proceeds to buy Squanderville land. And eventually the Thrifts own all of Squanderville.”

Buffett’s central concern was that the U.S. was behaving just like Squanderville — consuming far more than it produced, and becoming increasingly indebted to the rest of the world.

He warned that, at the trade deficit level at the time, foreign ownership of U.S. assets would “grow at about $500 billion per year.” As that ownership increases, he cautioned, so too will the net investment income flowing out of the country.

“That will leave us paying ever-increasing dividends and interest to the world rather than being a net receiver of them, as in the past,” he wrote. “We have entered the world of negative compounding — goodbye pleasure, hello pain.”

That was more than two decades ago. But Buffett’s warning still resonates today. By the end of 2024, the U.S. net international investment position had plunged to -$26.2 trillion — meaning foreign investors now own over $26 trillion more in U.S. assets than Americans own abroad.

Buffett’s market-based fix: a ‘tariff called by another name’

Buffett proposed a bold fix: a concept he calls the “Import Certificate” system — a market-based solution to reduce the U.S. trade deficit.

Here’s how it works:

Exporters earn certificates — For every dollar an American company earns by exporting goods or services, it receives an Import Certificate of equal value.

Importers must buy certificates — To bring goods into the U.S., importers must purchase these certificates from exporters.

This effectively limits total imports to the value of exports, achieving trade balance. It also creates a powerful financial incentive to export, since companies can sell their certificates on the open market to importers.

How does Buffett’s idea compare to the sweeping tariffs currently being implemented by Trump?

Buffett himself acknowledged that, “in truth,” his import certificate system is “a tariff called by another name.” But he was quick to note that it avoids the typical pitfalls of traditional tariffs — namely, industry favoritism, geopolitical tension, and the risk of escalating trade wars.

“This is a tariff that retains most free-market virtues, neither protecting specific industries nor punishing specific countries nor encouraging trade wars,” he wrote. “This plan would increase our exports and might well lead to increased overall world trade. And it would balance our books without there being a significant decline in the value of the dollar, which I believe is otherwise almost certain to occur.”

In other words, Buffett’s proposal is designed to nudge markets toward equilibrium — not to punish America’s trading partners.

‘The best thing to do’ for everyday investors

While Buffett’s solution was never implemented, it’s clear that investors haven’t responded well to Trump’s version. Markets around the world have tumbled in the wake of his tariff announcements, with the sell-off wiping out trillions of dollars in global equity value.

And while headlines are dominated by recession fears and rising geopolitical tensions, Buffett has consistently emphasized one unwavering belief — his confidence in America.

“American business — and consequently a basket of stocks — is virtually certain to be worth far more in the years ahead,” Buffett wrote in his 2016 letter to shareholders.

That same optimism carried through in his 2022 letter:

“I have yet to see a time when it made sense to make a long-term bet against America. And I doubt very much that any reader of this letter will have a different experience in the future.”