President Trump is promising $5,000 checks for every adult U.S. citizen if Republicans retain control of Congress in the upcoming midterm election. Why it matters: He's made similar suggestions before, many times, none of which ever came to pass. It'd also cost more than $1 trillion to fulfill. Driving the news: At Wednesday night's GOP midterm convention, Trump made the unexpected offer. If Republicans keep control of both the House and the Senate, Trump said, ""I will issue a dividend to every adult citizen in the United States of America for $5,000." Yes, but: It's not the first time the president has suggested some sort of rebate for Americans from his administration's policy actions. In July 2025 and again in October 2025, he proposed the possibility of tariff rebate checks of up to $2,000. Before that, in February 2025, Elon Musk floated the idea of $5,000 dividend checks from DOGE savings, an idea Trump later backed. None of those were ever issued. Follow the money: The Census Bureau estimates there are about 245 million adult U.S. citizens. Giving each of them $5,000 would cost $1.2 trillion. Last fiscal year the government spent about $7 trillion, so Trump's proposal would nominally increase federal spending by more than 15%. Friction point: The bond market is increasingly uncomfortable with rising government spending and expanding deficits, pushing yields on Treasuries to multi-decade highs in recent weeks. That's raising all sorts of costs for the very Americans who'd receive Trump's checks. But the threat of a massive increase in spending to fund them could push yields higher still. What we're watching: The midterm is in 54 days. If the GOP does pull off a sweep, expect to see Trump's promise all over TV the next day.