New issuance of U.S. residential MBS and non-mortgage ABS revved up significantly in the second quarter, a new Inside MBS & ABS analysis reveals. Based on the best available data, a total of $400.72 billion of new MBS and ABS were issued during the three-month period that ended June 30. That figure could edge slightly higher as more information about end-of-month activity becomes available. Second-quarter MBS and ABS issuance was...[Includes one data table]