As the shadow banking sector has grown and evolved since the 1970s, questions have arisen as to the extent to which traditional banks may have been displaced by other financial institutions, insurance companies and entities as alternate sources of financing and the credit enhancement to securitization transactions. However, three economists at the New York Federal Reserve Bank recently found that, contrary to the notion that banks are being eclipsed by other institutions, banks have held their own against insurance companies involved in the enhancement business, despite their underdog status. The first thing to note is that enhancements by insurance companies outnumber...