Are muni bonds a risky bet?

1:35 PM ET Tue, 17 Sept 2013

Puerto Rico's weak economy and heavy debt load have made its bonds a risky bet for most investors. Barron's recent cover story singled out Oppenheimer's aggressive $6.5 billion bet on the country. Troy Willis, OppenheimerFunds, and John Lofreddo, MainStay High Yield Municipal Bond Fund, debate the move.