mod the left because of weakroductivity grow and supphortag this resulted intagflation with botthe unemploymeanthe inflion te rising simultasly. any sertn abouinflation being ad st be back u assumptio thatroctivity growthwill remain strong unfortunately, as the exrienceofhe 1970s showed us there is no guarantee thatroductivity growth will contie to be robust. thusthe fehas to remainvigint against t possibility thatlaon wilbe resurrecteonce again. e classic busissycle has comeo annd recession has nobeen banne and inflation could always rear its ugly head nehessbusiness cleof0sasiffe driven more bytechnology a trade d that could enable to grow sterhan bere without the danger of inflation. for "economics usa i'm david schoumacr.