00861nam0-22002891i-450-990003014430403321000301443FED01000301443(Aleph)000301443FED0100030144320000920d--------km-y0itay50------baitaITAsset Allocation and Risk AllocationCan Social Security Improve Its Future Solvency Problem by investing in Private Securities?Thomas E. MaCurdy, John B. ShovenWorking paper seriesNBER7015J/4.31M/4.3Macurdy,Thomas E.Shoven,John B.ITUNINARICAUNIMARCBK990003014430403321PaperSESSESAsset Allocation and Risk Allocation467829UNINAING01