American International Group is preparing to resume issuing non-agency mortgage-backed securities, according to officials at the insurance company. The planned issuance differs significantly from the subprime MBS AIG issued before the financial crisis. Douglas Dachille, an executive vice president and CIO, said the firm is working to “rebalance its exposure to residential mortgages” after AIG’s sale of United Guaranty, a private mortgage insurer. During a recent presentation to investors ...