SEATTLE–(BUSINESS WIRE)– #housingmarket–(NASDAQ: RDFN) —Some homebuyers are retreating back to the sidelines as mortgage rates ascend toward 7%, according to a new report from Redfin (redfin.com), the technology-powered real estate brokerage. Redfin’s Homebuyer Demand Index—a measure of requests for tours and other services from Redfin agents—fell 1% from a week ago, the first decline after a month of increases, and mortgage-purchase applications dropped 6%. Persistently low inventory is also contributing to