After three cuts at the end of last year, Federal Reserve officials paused rate moves as they weigh a solid economy and rising inflation risks. Jerome H. Powell, the Fed chair, said the central bank was not on a “pre-set course.

Policy changes: When the Fed adjusts the federal funds rate, it spills over into many aspects of the economy, including mortgage rates. The federal funds rate affects how much it costs banks to borrow money, which in turn affects what banks charge consumers to make a profit.