Securitization of income-property mortgages jumped 23.0 percent from already strong levels during the first three months of 2013, according to a new Inside MBS & ABS market analysis. A total of $47.61 billion of commercial MBS were issued during the first quarter, including a variety of non-agency deals as well as multifamily MBS issued by Fannie Mae, Freddie Mac and Ginnie Mae. That was the strongest level since structured finance markets tanked in 2008. The previous post-crash high was...[Includes one data chart]