01022nam0-22003251i-450-9900032348804033210-521-65152-2000323488FED01000323488(Aleph)000323488FED0100032348820000920d1999----km-y0itay50------baENGITWho's Not Working and Whyemployment, cognitive skills, and the changing U.S. labor marketFrederic L. Pryor and David L. Schaffer.CambridgeCambridge University Press1999.xiii, 300 p.ill.24 cmFormazione professionaleStati UnitiMercato del lavoroStati UnitiSalariStati UnitiPryor,Frederic L.<1933- >Schaffer,David L.ITUNINARICAUNIMARCBK990003234880403321F/1.221 PRY18473SESSESWho's Not Working and Why448771UNINAING01