Most of the lift in third-quarter mortgage originations came from the tail end of the refinance boom, especially in the agency market, according to a new Inside Mortgage Finance analysis. The government-insured market saw a hefty 21.4 percent jump in mortgage originations from the second to the third quarter as the sector reached an estimated $159.0 billion and accounted for 27.4 percent of total first-lien production. It was the second consecutive record quarter for FHA, VA and Department of Agriculture rural-housing production. The conventional-conforming segment was not far behind...[Includes two data tables]