Will the US dollar collapse?

Probably not overnight. There is no other currency ready to replace it worldwide, so most economists expect a slow drift in value, not a sudden crash.

What happens to my money if the dollar loses value?

Your dollars still spend normally at home, but imported goods and trips abroad get more expensive because each dollar buys less foreign currency.

Why do so many countries use the US dollar?

It is widely trusted, easy to trade, and major global markets like oil already price things in dollars, so it is simply convenient to hold.

Is the dollar losing its reserve status?

Its share of the world's reserves has slowly slipped over the decades. But it is still by far the most-used currency, so any change is gradual.

What happens if other countries stop using the dollar?

If the world leaned off the dollar, it would slowly lose value against other currencies. For Americans, imported stuff like phones, clothes, and gas would cost more. The government would also have to pay higher interest to borrow money. But US exporters and the workers who make goods sold abroad would get a boost, because American products would suddenly look cheap to foreign shoppers.

Watch it happen, step by step

Other countries stop using the dollar

Foreign Exchange Market (USD)

If the world leaned off the dollar, it would slowly lose value against other currencies.

Step 1 of 5

The dollar rules world trade

Most of the world's biggest deals, like oil, cargo ships full of goods, and loans between countries, are paid for in US dollars. To do that, foreigners have to buy dollars first, so demand for dollars sits sky-high. On this graph, that steady foreign demand is what holds up the dollar's value.

Now try it yourself: shift the curves in a graded FRQ drill, or open this graph in the free sandbox.

Who comes out ahead

US exporters and factory workers, whose goods suddenly look cheap and sell well overseas
Foreign tourists visiting America, whose home currency now stretches further here
US companies that compete with imports at home, since foreign-made products cost more

Who pays for it

American shoppers, who pay more for imported electronics, clothes, and gas
The US government and taxpayers, who face higher interest costs on the national debt
Families taking out a mortgage or car loan, as borrowing rates drift up
Americans traveling abroad, whose dollars buy less overseas

Where economists genuinely disagree

Economists disagree on how fast the dollar could lose its spot as the world's main savings currency. But no other currency is ready to replace it worldwide, so most expect a slow drift, not a sudden collapse.

Common questions

Will the US dollar collapse?: Probably not overnight. There is no other currency ready to replace it worldwide, so most economists expect a slow drift in value, not a sudden crash.
What happens to my money if the dollar loses value?: Your dollars still spend normally at home, but imported goods and trips abroad get more expensive because each dollar buys less foreign currency.
Why do so many countries use the US dollar?: It is widely trusted, easy to trade, and major global markets like oil already price things in dollars, so it is simply convenient to hold.
Is the dollar losing its reserve status?: Its share of the world's reserves has slowly slipped over the decades. But it is still by far the most-used currency, so any change is gradual.

More questions like this on the What If hub, or go deeper with the AP graph walkthroughs.