Mortgages originated by brokers and correspondents, once a concern for MBS investors, have actually performed better in recent years than retail-originated loans, according to Moody’s Investors Service. The rating service said risks from third-party originations will remain low if lenders continue to put an emphasis on retail-originated mortgages. Default rates on securitized mortgages have decreased significantly in recent years regardless of origination channel. However, Moody’s noted that beginning in 2010, production from third-party originators started performing better than retail mortgages. From 2003 through 2009, third-party originations defaulted...