00884nam0 2200253 450 00002370720090227160312.020090227d1969----km-y0itay50------baengUSy-------001yyInvention, growth, and welfarea theoretical treatment of technological changeWilliam D. NordhausCambridge (Mass.)The MIT pressc1969XIV, 168 p.24 cmMIT monographs in economics102001MIT monographs in economicsInvention, growth, and welfare44543658.5719Gestione della produzione. Ricerca e sviluppo.Nordhaus,William D.106474ITUNIPARTHENOPE20090227RICAUNIMARC000023707640/13149NAVA2Invention, growth, and welfare44543UNIPARTHENOPE