Economists found a major error in the tariff formula used by the Trump administration. The formula overestimates the impact of tariffs by a factor of four. This ...

Trump’s tariff evaluation strategy, backed by a mathematical formula, attempts to address trade imbalances but remains contentious. While proponents argue it helps safeguard American industries, ...

They were calculated using a childish formula based on trade imbalances. The White House later said imbalances are a measure of all the ways that other countries cheat the United States.

But later, the White House published what might look like a complicated mathematical formula. But if you unpick the formula above it boils down to simple maths: take the trade deficit for the US ...