00661cam a22001812  4500001001100000005001700011008004100028020002800069040001500097050001700112100003500129245015100164260002600315300001600341650006000357700003300417700002900450000000154320151217151820.0070315s        xx            000 0 eng d  a019929089X :cKES 3,748  aKABUcKABU 0aHC79b.T4L571 aLipsey, Richard G.@000015037210aEconomic transformations :bgeneral purpose technologies and long term economic growth /cRichard G. Lipsey, Kenneth I. Carlaw, Clifford T. Bekar.  aOxford :bOUP,c2005.  axxi, 595 p. 0aTechnological innovationxEconomic aspects.@00001503241 aCarlaw, kenneth.@00001503191 aBekar, C. T.@0000150320