TY - BOOK AU - Helpman,Elhanan AU - Rangel,Antonio TI - Adjusting to a new technology : experience and training AV - HC79 .T4 H446A PY - 1998/// CY - Cambridge, Mass. PB - National Bureau of Economic Research KW - TECHNOLOGICAL INNOVATIONS KW - ECONOMIC ASPECTS KW - ECONOMETRIC MODELS KW - ECONOMIC DEVELOPMENT KW - EFFECT OF EDUCATION ON KW - ECONOMICS KW - RESEARCH ER -