GDI is an alternate measure of economic growth, similar to gross domestic product, but with income rather than output as the yardstick. A gap between the two led Fed officials to worry that output might be weaker than thought, but the two converged when the estimate of GDI was increased.

Data from Redfin and the Mortgage Brokers Association show prospective homebuyers are eager to take advantage of lower mortgage rates. But it still won't be the right time for every prospective buyer.

The dollar rose on Monday after Federal Reserve Chair Jerome Powell adopted a more hawkish tone on the economy, leading traders to pare bets that the U.S. central bank will cut rates by 50 basis points again at its next meeting.