The widespread availability of automated underwriting from Fannie Mae and Freddie Mac may have eroded a competitive advantage for large lenders while doing little to improve mortgage pricing, according to a recent study based on lender surveys. In a new report, "Resuscitating Mortgage Lending," Forrester Research concludes that the government-sponsored enterprises and third-party vendors have spread automated underwriting capability throughout the market and helped increase productivity. But large lenders have seen erosion of competitive advantages