President Donald Trump has added to his unsupported claim that the U.S. is making “$2 billion a day” from tariffs by saying that the country was losing $2 billion or $3 billion “a day” under President Joe Biden. Economists told us that Trump appears to be wrongly comparing a very high – and unlikely – estimate of potential daily revenue from his tariffs with a figure reflecting the average daily U.S. trade deficit during Biden’s last year in office.