The surging multifamily housing market in the U.S. was a major factor in the huge increase in commercial MBS issuance last year, according to a new Inside MBS & ABS analysis. A total of $206.66 billion of income-property mortgages were securitized during 2015, a 22.6 percent increase from the previous year. It was the strongest annual output of commercial MBS since 2007, the year before the wheels fell off the non-agency CMBS market. New issuance rebounded...[Includes one data table]