LEADER 00807nam0-22002771i-450- 001 990003234640403321 035 $a000323464 035 $aFED01000323464 035 $a(Aleph)000323464FED01 035 $a000323464 100 $a20000920d--------km-y0itay50------ba 101 0 $aita 102 $aIT 200 1 $aWhen Can Public Policy Makers Rely on Private Markets?$eThe Effective Provision of Social Security$fRebecca M. Blank 225 1 $aWorking paper series$fNBER$v7099 610 0 $aSicurezza sociale 676 $aM/4.3 702 1$aBlank,$bRebecca M. 801 0$aIT$bUNINA$gRICA$2UNIMARC 901 $aBK 912 $a990003234640403321 952 $aPaper$fSES 959 $aSES 996 $aWhen Can Public Policy Makers Rely on Private Markets$9448793 997 $aUNINA DB $aING01