00691nam a2200205Ia 450000100060000000300050000600500170001100800410002803500200006904000180008910000280010724500960013525000110023126000490024230000220029141000760031350000290038965000370041865000300045580305BIBL20160527202719.0771205c19691966xx            000 0 eng d  a(OCoLC)03464180  aMGCcMGCdm/c10aSalter, W. E. G.2Local10aProductivity and technical changecby W. E. G. Salter ; with an addendum by W. B. Reddaway.  a2d ed.0 aCambridgebCambridge University Pressc1969.  axiv, 220 p.bill.10aCambridge.bUniversity.bDepartment of Applied Economics.tMonographv6  aPaperback edition, l969. 0aTechnological innovations2Local 0aLabor productivity2Local