Mortgage rates for 30-year fixed loans ticked up slightly, while 15-year fixed and 5/1 ARMs remained unchanged, according to a NerdWallet survey of daily mortgage rates published by national lenders Thursday morning. Yesterday, minutes from the Federal Reserve’s July meeting were released. They indicate that some members have concerns about raising interest rates while inflation stubbornly remains below... Emily Starbuck Crone is a writer at NerdWallet.