Bankrate.com is an independent, advertising-supported publisher and comparison service. We are compensated in exchange for placement of sponsored products and services, or by you clicking on certain links posted on our site. Therefore, this compensation may impact how, where and in what order products appear within listing categories, except where prohibited by law for our mortgage, home equity and other home lending products. Other factors, such as our own proprietary website rules and whether a product is offered in your area or at your self-selected credit score range, can also impact how and where products appear on this site. While we strive to provide a wide range of offers, Bankrate does not include information about every financial or credit product or service., Mortgage rates have shot up, but inflation isn’t the only driver. There's also an unusual gap with the 10-year Treasury., Understanding Mortgage Spreads Nina Boyarchenko, Andreas Fuster, and David O. Lucca Federal Reserve Bank of New York Staff Reports, no. 674 May 2014; revised June 2018 JEL classification: G10, G12, G13.