Symeonidis, George Innovation, firm size and market structure : schumpeterian hypotheses and some new themes / George Symeonidis - París [Francia] : Organisation for Economic Co-operation and Development, 1996 - 41 p. - Economics Department Working Papers ; 161 . General Distribution OCDE/GD(96)58 Subjects--Topical Terms: ECONOMÍACAMBIOS TÉCNICOS Dewey Class. No.: OCDE 330 E19d No.161