Fannie Mae and Freddie Mac last year issued a combined $12.93 billion of debt notes that pay investors based on the performance of reference pools, according to a new Inside MBS & ABS analysis of their credit-risk transfer programs. That was up just 2.8 percent from the 2015 volume of new issuance in Fannie’s Connecticut Avenue Securities program and Freddie’s Structured Agency Credit Risk program. It brought total issuance in the two platforms, which started issuance in late 2013, to $38.08 billion. Interestingly, total new single-family MBS production by the two government-sponsored enterprises was...[Includes one data table]